mirror of
https://github.com/QB64Official/qb64.git
synced 2024-08-31 06:30:18 +00:00
2255 lines
72 KiB
C++
2255 lines
72 KiB
C++
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int32 displayorder_screen=1;
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int32 displayorder_hardware=2;
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int32 displayorder_glrender=3;
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int32 displayorder_hardware1=4;
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//sub__displayorder( 1 , 2 , 4 , 3 );
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//id.specialformat = "[{_SCREEN|_HARDWARE|_HARDWARE1|_GLRENDER}[,{_SCREEN|_HARDWARE|_HARDWARE1|_GLRENDER}[,{_SCREEN|_HARDWARE|_HARDWARE1|_GLRENDER}[,{_SCREEN|_HARDWARE|_HARDWARE1|_GLRENDER}]]]]"
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void sub__displayorder(int32 method1,int32 method2,int32 method3,int32 method4){
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//check no value has been used twice
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if (method1!=0) if (method1==method2||method1==method3||method1==method4){error(5); return;}
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if (method2!=0) if (method2==method1||method2==method3||method2==method4){error(5); return;}
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if (method3!=0) if (method3==method1||method3==method2||method3==method4){error(5); return;}
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if (method4!=0) if (method4==method1||method4==method2||method4==method3){error(5); return;}
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displayorder_screen=0;
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displayorder_hardware=0;
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displayorder_hardware1=0;
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displayorder_glrender=0;
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static int32 i,method;
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for (i=1;i<=4;i++){
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if (i==1) method=method1;
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if (i==2) method=method2;
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if (i==3) method=method3;
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if (i==4) method=method4;
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if (method==1) displayorder_screen=i;
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if (method==2) displayorder_hardware=i;
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if (method==3) displayorder_hardware1=i;
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if (method==4) displayorder_glrender=i;
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}
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}
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//int32 gl_render_method=2; //1=behind, 2=ontop[default], 3=only
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void sub__glrender(int32 method){
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//gl_render_method=method;
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if (method==1) sub__displayorder(4,1,2,3);
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if (method==2) sub__displayorder(1,2,4,3);
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if (method==3) sub__displayorder(4,0,0,0);
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}
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#ifndef QB64_GUI //begin stubs
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#else //end stubs
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void GLUT_RESHAPE_FUNC(int width, int height){
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resize_event_x=width; resize_event_y=height;
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resize_event=-1;
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display_x_prev=display_x,display_y_prev=display_y;
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display_x=width; display_y=height;
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resize_pending=0;
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os_resize_event=1;
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set_view(VIEW_MODE__UNKNOWN);
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//***glutReshapeWindow(...) has no effect if called
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// within GLUT_RESHAPE_FUNC***
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}
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//displaycall is the window of time to update our display
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#ifdef DEPENDENCY_GL
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extern void SUB__GL();
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#endif
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#define GL_BGR 0x80E0
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#define GL_BGRA 0x80E1
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/* reference
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struct hardware_img_struct{
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int32 w;
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int32 h;
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int32 texture_handle;
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int32 dest_context_handle;//used when rendering other images onto this image
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int32 temp;//if =1, delete immediately after use
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}
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list *hardware_img_handles=NULL;
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*/
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void free_hardware_img(int32 handle, int32 caller_id){
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hardware_img_struct* hardware_img;
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hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,handle);
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if (hardware_img==NULL){
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alert("free_hardware_img: image does not exist");
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}
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if (hardware_img->dest_context_handle){
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GLuint context=(GLuint)hardware_img->dest_context_handle;
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glDeleteFramebuffersEXT(1, &context);
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}
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if (hardware_img->depthbuffer_handle){
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GLuint depthbuffer_handle=(GLuint)hardware_img->depthbuffer_handle;
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glDeleteFramebuffersEXT(1, &depthbuffer_handle);
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}
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GLuint texture=(GLuint)hardware_img->texture_handle;
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glDeleteTextures(1, &texture);
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//test reasset of hardware+img
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//hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,handle);
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//if (hardware_img==NULL) alert("free_hardware_img: image does not exist");
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//if image has not been used, it may still have buffered pixel content
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if (hardware_img->software_pixel_buffer!=NULL){
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free(hardware_img->software_pixel_buffer);
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}
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list_remove(hardware_img_handles,handle);
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}
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/*
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int32 new_hardware_frame(int32 x, int32 y){
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int32 handle=new_hardware_frame_handle();
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glBindTexture (GL_TEXTURE_2D, handle);
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glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA, x, y, 0, GL_BGRA, GL_UNSIGNED_BYTE, NULL);
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return handle;
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}
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void free_hardware_frame(int32 handle){
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GLuint texture=(GLuint)handle;
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glDeleteTextures(1, &texture);
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}
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*/
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void prepare_environment_2d(){//called prior to rendering 2D content
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//precalculate critical dimensions, offsets & ratios
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static int32 can_scale;//can the screen be scaled on the window
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can_scale=0;
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static int32 need_square_pixels;//do we need square_pixels? if not we can stretch the screen
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need_square_pixels=0;
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environment_2d__screen_smooth=0;
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environment_2d__letterbox=0;
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if (full_screen>0){//in full screen
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//reference: ---int32 full_screen_set=-1;//0(windowed),1(stretched/closest),2(1:1)---
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can_scale=1;
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if (full_screen==2) need_square_pixels=1;
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//note: 'letter-boxing' is only requred where the size of the window cannot be controlled, and the only place where this is the
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// case is full screen mode _SQUAREPIXELS
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environment_2d__screen_smooth=fullscreen_smooth;
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}else{//windowed
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if (resize_auto>0){//1=STRETCH,2=SMOOTH
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can_scale=1;
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if (resize_auto==2) environment_2d__screen_smooth=1;
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//note: screen will fix its aspect ratio automatically, so there is no need to enforce squarepixels
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}
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}
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if (environment_2d__screen_width==environment__window_width &&
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environment_2d__screen_height==environment__window_height){
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//screen size matches window
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environment_2d__screen_x1=0;
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environment_2d__screen_y1=0;
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environment_2d__screen_x2=environment_2d__screen_width-1;
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environment_2d__screen_y2=environment_2d__screen_height-1;
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environment_2d__screen_x_scale=1.0f;
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environment_2d__screen_y_scale=1.0f;
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environment_2d__screen_scaled_width=environment_2d__screen_width;
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environment_2d__screen_scaled_height=environment_2d__screen_height;
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environment_2d__screen_smooth=0;//no smoothing required
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}else{
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//screen size does not match
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//calculate ratios
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static float window_ratio;
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static float screen_ratio;
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window_ratio=(float)environment__window_width/(float)environment__window_height;
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screen_ratio=(float)environment_2d__screen_width/(float)environment_2d__screen_height;
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if (can_scale==0){
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//screen will appear in the top-left of the window with blank space on the bottom & right
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environment_2d__screen_x1=0;
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environment_2d__screen_y1=0;
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environment_2d__screen_x2=environment_2d__screen_width-1;
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environment_2d__screen_y2=environment_2d__screen_height-1;
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goto cant_scale;
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}
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if (need_square_pixels==0||(window_ratio==screen_ratio)){
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//can stretch, no 'letter-box' required
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environment_2d__screen_x1=0;
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environment_2d__screen_y1=0;
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environment_2d__screen_x2=environment__window_width-1;
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environment_2d__screen_y2=environment__window_height-1;
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}else{
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//'letter-box' required
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//this section needs revision
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static float x_scale,y_scale;
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static int32 x1,y1,x2,y2,z,x_limit,y_limit,x_offset,y_offset;
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//x_scale=(float)environment_2d__screen_width/(float)environment__window_width;
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//y_scale=(float)environment_2d__screen_height/(float)environment__window_height;
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//x_offset=0; y_offset=0;
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x1=0; y1=0; x2=environment__window_width-1; y2=environment__window_height-1;
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//x_limit=x2; y_limit=y2;
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if (window_ratio>screen_ratio){
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//pad sides
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z=(float)environment__window_height*screen_ratio;//new width
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x1=environment__window_width/2-z/2;
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x2=x1+z-1;
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environment_2d__letterbox=1;//vertical black stripes required
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//x_offset=-x1; x_scale=(float)environment_2d__screen_width/(float)z; x_limit=z-1;
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}else{
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//pad top/bottom
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z=(float)environment__window_width/screen_ratio;//new height
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y1=environment__window_height/2-z/2;
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y2=y1+z-1;
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environment_2d__letterbox=2;//horizontal black stripes required
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//y_offset=-y1; y_scale=(float)environment_2d__screen_height/(float)z; y_limit=z-1;
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}
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environment_2d__screen_x1=x1;
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environment_2d__screen_y1=y1;
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environment_2d__screen_x2=x2;
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environment_2d__screen_y2=y2;
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}
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cant_scale:
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environment_2d__screen_scaled_width=environment_2d__screen_x2-environment_2d__screen_x1+1;
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environment_2d__screen_scaled_height=environment_2d__screen_y2-environment_2d__screen_y1+1;
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environment_2d__screen_x_scale=(float)environment_2d__screen_scaled_width/(float)environment_2d__screen_width;
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environment_2d__screen_y_scale=(float)environment_2d__screen_scaled_height/(float)environment_2d__screen_height;
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}
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}//prepare_environment_2d
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int32 environment_2d__get_window_x1_coord(int32 x){
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return qbr_float_to_long(((float)x)*environment_2d__screen_x_scale)+environment_2d__screen_x1;
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}
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int32 environment_2d__get_window_y1_coord(int32 y){
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return qbr_float_to_long((float)y*environment_2d__screen_y_scale)+environment_2d__screen_y1;
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}
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int32 environment_2d__get_window_x2_coord(int32 x){
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return qbr_float_to_long(((float)x+1.0f)*environment_2d__screen_x_scale-1.0f)+environment_2d__screen_x1;
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}
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int32 environment_2d__get_window_y2_coord(int32 y){
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return qbr_float_to_long(((float)y+1.0f)*environment_2d__screen_y_scale-1.0f)+environment_2d__screen_y1;
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}
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struct environment_2d__window_rect_struct{
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int32 x1;
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int32 y1;
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int32 x2;
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int32 y2;
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};
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//this functions returns a constant rect dimensions to stop warping of image
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environment_2d__window_rect_struct tmp_rect;
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environment_2d__window_rect_struct *environment_2d__screen_to_window_rect(int32 x1,int32 y1,int32 x2,int32 y2){
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tmp_rect.x1=qbr_float_to_long(((float)x1)*environment_2d__screen_x_scale)+environment_2d__screen_x1;
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tmp_rect.y1=qbr_float_to_long(((float)y1)*environment_2d__screen_y_scale)+environment_2d__screen_y1;
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static int32 w,h;
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w=abs(x2-x1)+1; h=abs(y2-y1)+1;
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//force round upwards to correct gaps when tiling
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w=((float)w)*environment_2d__screen_x_scale+0.99f;
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h=((float)h)*environment_2d__screen_y_scale+0.99f;
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tmp_rect.x2=w-1+tmp_rect.x1;
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tmp_rect.y2=h-1+tmp_rect.y1;
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//(code which doesn't support tiling)
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//tmp_rect.x2=qbr_float_to_long(((float)w)*environment_2d__screen_x_scale-1.0f)+tmp_rect.x1;
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//tmp_rect.y2=qbr_float_to_long(((float)h)*environment_2d__screen_y_scale-1.0f)+tmp_rect.y1;
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return &tmp_rect;
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}
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float *hardware_buffer_vertices=(float*)malloc(sizeof(float)*1);
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int32 hardware_buffer_vertices_max=1;
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int32 hardware_buffer_vertices_count=0;
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float *hardware_buffer_texcoords=(float*)malloc(sizeof(float)*1);
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int32 hardware_buffer_texcoords_max=1;
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int32 hardware_buffer_texcoords_count=0;
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void hardware_buffer_flush(){
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if (hardware_buffer_vertices_count){
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//ref: http://stackoverflow.com/questions/5009014/draw-square-with-opengl-es-for-ios
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if (hardware_buffer_vertices_count==hardware_buffer_texcoords_count){
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glVertexPointer(2, GL_FLOAT, 2*sizeof(GL_FLOAT), hardware_buffer_vertices); //http://www.opengl.org/sdk/docs/man2/xhtml/glVertexPointer.xml
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glTexCoordPointer(2, GL_FLOAT, 2*sizeof(GL_FLOAT), hardware_buffer_texcoords); //http://www.opengl.org/sdk/docs/man2/xhtml/glTexCoordPointer.xml
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glDrawArrays(GL_TRIANGLES, 0, hardware_buffer_vertices_count/2);//start index, number of indexes
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}else{
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glVertexPointer(3, GL_FLOAT, 3*sizeof(GL_FLOAT), hardware_buffer_vertices); //http://www.opengl.org/sdk/docs/man2/xhtml/glVertexPointer.xml
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glTexCoordPointer(2, GL_FLOAT, 2*sizeof(GL_FLOAT), hardware_buffer_texcoords); //http://www.opengl.org/sdk/docs/man2/xhtml/glTexCoordPointer.xml
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glDrawArrays(GL_TRIANGLES, 0, hardware_buffer_vertices_count/3);//start index, number of indexes
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}
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hardware_buffer_vertices_count=0;
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hardware_buffer_texcoords_count=0;
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}
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}
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void set_smooth(int32 new_mode_shrunk,int32 new_mode_stretched){
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static int32 current_mode_shrunk;
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current_mode_shrunk=render_state.source->smooth_shrunk;
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static int32 current_mode_stretched;
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current_mode_stretched=render_state.source->smooth_stretched;
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if (new_mode_shrunk==current_mode_shrunk&&new_mode_stretched==current_mode_stretched) return;
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hardware_buffer_flush();
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if (new_mode_shrunk==SMOOTH_MODE__DONT_SMOOTH){
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if (render_state.source->PO2_fix==PO2_FIX__MIPMAPPED){
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glTexParameterf (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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}else{
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glTexParameterf (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);//Use _MAPTRIANGLE's _SMOOTHSHRUNK to apply linear filtering here
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}
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}
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if (new_mode_shrunk==SMOOTH_MODE__SMOOTH){
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glTexParameterf (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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}
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if (new_mode_stretched==SMOOTH_MODE__DONT_SMOOTH){
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if (render_state.source->PO2_fix==PO2_FIX__MIPMAPPED){
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glTexParameterf (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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}else{
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glTexParameterf (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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}
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}
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if (new_mode_stretched==SMOOTH_MODE__SMOOTH){
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glTexParameterf ( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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}
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render_state.source->smooth_shrunk=new_mode_shrunk;
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render_state.source->smooth_stretched=new_mode_stretched;
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}
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void set_texture_wrap(int32 new_mode){
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static int32 current_mode;
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current_mode=render_state.source->texture_wrap;
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if (new_mode==current_mode) return;
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hardware_buffer_flush();
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if (new_mode==TEXTURE_WRAP_MODE__DONT_WRAP){
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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}
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if (new_mode==TEXTURE_WRAP_MODE__WRAP){
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
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}
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render_state.source->texture_wrap=new_mode;
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}
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void set_alpha(int32 new_mode){
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static int32 current_mode;
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current_mode=render_state.use_alpha;
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if (new_mode==current_mode) return;
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hardware_buffer_flush();
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if (new_mode==ALPHA_MODE__DONT_BLEND){
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glDisable(GL_BLEND);
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}
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if (new_mode==ALPHA_MODE__BLEND){
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glEnable(GL_BLEND);
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if (framebufferobjects_supported){
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#ifndef QB64_GLES
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//glBlendFuncSeparateEXT(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
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glBlendFuncSeparateEXT(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE);
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#else
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glBlendFuncSeparateOES(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE);
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#endif
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}else{
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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}
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}
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render_state.use_alpha=new_mode;
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}
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void set_depthbuffer(int32 new_mode){
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static int32 current_mode;
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current_mode=render_state.depthbuffer_mode;
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if (new_mode==current_mode) return;
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hardware_buffer_flush();
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if (new_mode==DEPTHBUFFER_MODE__OFF){
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glDisable(GL_DEPTH_TEST);
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glAlphaFunc(GL_ALWAYS, 0);
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}
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if (new_mode==DEPTHBUFFER_MODE__ON){
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glEnable(GL_DEPTH_TEST);
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|
glDepthMask(GL_TRUE);
|
|
glAlphaFunc(GL_GREATER, 0.001);
|
|
glEnable(GL_ALPHA_TEST);
|
|
}
|
|
if (new_mode==DEPTHBUFFER_MODE__LOCKED){
|
|
glEnable(GL_DEPTH_TEST);
|
|
glDepthMask(GL_FALSE);
|
|
glAlphaFunc(GL_ALWAYS, 0);
|
|
}
|
|
render_state.depthbuffer_mode=new_mode;
|
|
}
|
|
|
|
void set_cull_mode(int32 new_mode){
|
|
static int32 current_mode;
|
|
current_mode=render_state.cull_mode;
|
|
if (new_mode==current_mode) return;
|
|
hardware_buffer_flush();
|
|
if (new_mode==CULL_MODE__NONE){
|
|
glDisable(GL_CULL_FACE);
|
|
}
|
|
if (new_mode==CULL_MODE__CLOCKWISE_ONLY){
|
|
glFrontFace(GL_CW);
|
|
if (current_mode!=CULL_MODE__ANTICLOCKWISE_ONLY) glEnable(GL_CULL_FACE);
|
|
}
|
|
if (new_mode==CULL_MODE__ANTICLOCKWISE_ONLY){
|
|
glFrontFace(GL_CCW);
|
|
if (current_mode!=CULL_MODE__CLOCKWISE_ONLY) glEnable(GL_CULL_FACE);
|
|
}
|
|
render_state.cull_mode=new_mode;
|
|
}
|
|
|
|
void set_view(int32 new_mode){ //set view can only be called after the correct destination is chosen
|
|
static int32 current_mode;
|
|
current_mode=render_state.view_mode;
|
|
if (new_mode==current_mode) return;
|
|
hardware_buffer_flush();
|
|
if (new_mode==VIEW_MODE__RESET){
|
|
glDisable(GL_TEXTURE_2D);
|
|
glDisable(GL_ALPHA_TEST);
|
|
glDisable(GL_BLEND);
|
|
glDisable(GL_COLOR_MATERIAL);
|
|
glDisable(GL_DEPTH_TEST);
|
|
glDepthMask(GL_TRUE);
|
|
glDisable(GL_LIGHTING);
|
|
glFrontFace(GL_CCW);
|
|
glCullFace(GL_BACK);
|
|
glDisable(GL_CULL_FACE);
|
|
glDisableClientState(GL_VERTEX_ARRAY);
|
|
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
|
|
glAlphaFunc(GL_ALWAYS, 0);
|
|
if (framebufferobjects_supported) glBindFramebufferEXT(GL_FRAMEBUFFER, 0);
|
|
glBindTexture (GL_TEXTURE_2D, 0);
|
|
glClear(GL_DEPTH_BUFFER_BIT);
|
|
glColor4f(1.f, 1.f, 1.f, 1.f);
|
|
glMatrixMode(GL_PROJECTION);
|
|
glLoadIdentity();
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glLoadIdentity();
|
|
//invalidate current states
|
|
set_alpha(ALPHA_MODE__UNKNOWN);
|
|
set_depthbuffer(DEPTHBUFFER_MODE__UNKNOWN);
|
|
set_cull_mode(CULL_MODE__UNKNOWN);
|
|
set_render_source(INVALID_HARDWARE_HANDLE);
|
|
set_render_dest(INVALID_HARDWARE_HANDLE);
|
|
new_mode=VIEW_MODE__UNKNOWN;//resets are performed before unknown operations are executed
|
|
}
|
|
if (new_mode==VIEW_MODE__2D){
|
|
if (current_mode!=VIEW_MODE__3D){
|
|
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
|
|
glDisable(GL_COLOR_MATERIAL);
|
|
glDisable(GL_LIGHTING);
|
|
set_alpha(ALPHA_MODE__BLEND);
|
|
glEnable(GL_TEXTURE_2D);
|
|
glEnableClientState(GL_VERTEX_ARRAY);
|
|
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
|
|
glCullFace(GL_BACK);
|
|
}
|
|
|
|
|
|
|
|
|
|
if (render_state.dest_handle==0){
|
|
static int32 dst_w,dst_h;
|
|
dst_w=environment__window_width;
|
|
dst_h=environment__window_height;
|
|
|
|
//alert(dst_w);
|
|
//alert(dst_h);
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
glLoadIdentity();
|
|
glOrtho(0.0, dst_w, 0.0, dst_h, -1.0, 1.0);
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glLoadIdentity();
|
|
glScalef(1, -1, 1);//flip vertically
|
|
glTranslatef(0, -dst_h, 0);//move to new vertical position
|
|
glViewport(0,0,dst_w,dst_h);
|
|
|
|
|
|
}else{
|
|
static hardware_img_struct* hardware_img;
|
|
hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,render_state.dest_handle);
|
|
glMatrixMode(GL_PROJECTION);
|
|
glLoadIdentity();
|
|
gluOrtho2D(0, hardware_img->w, 0, hardware_img->h);
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glLoadIdentity();
|
|
glViewport(0,0,hardware_img->w,hardware_img->h);
|
|
}
|
|
}
|
|
if (new_mode==VIEW_MODE__3D){
|
|
if (current_mode!=VIEW_MODE__2D){
|
|
glColor4f(1.f, 1.f, 1.f, 1.f);
|
|
glDisable(GL_COLOR_MATERIAL);
|
|
glDisable(GL_LIGHTING);
|
|
set_alpha(ALPHA_MODE__BLEND);
|
|
glEnable(GL_TEXTURE_2D);
|
|
glEnableClientState(GL_VERTEX_ARRAY);
|
|
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
|
|
glCullFace(GL_BACK);
|
|
}
|
|
if (render_state.dest_handle==0){
|
|
static int32 dst_w,dst_h;
|
|
dst_w=environment__window_width;
|
|
dst_h=environment__window_height;
|
|
glViewport(0, 0, (GLsizei)dst_w, (GLsizei)dst_h);
|
|
glMatrixMode(GL_PROJECTION);
|
|
glLoadIdentity();
|
|
|
|
//note: the max FOV is 90-degrees (this maximum applies to the longest screen dimension)
|
|
float fov;
|
|
if (environment_2d__screen_scaled_width>environment_2d__screen_scaled_height){
|
|
fov=90.0f*((float)environment__window_width/(float)environment_2d__screen_scaled_width);
|
|
//convert fov from horizontal to vertical
|
|
fov=fov*((float)dst_h/(float)dst_w);
|
|
}else{
|
|
fov=90.0f*((float)environment__window_height/(float)environment_2d__screen_scaled_height);
|
|
}
|
|
gluPerspective(fov, (GLfloat)dst_w / (GLfloat)dst_h, 0.1, 10000.0); // Set the Field of view angle (in degrees), the aspect ratio of our window, and the new and far planes
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glLoadIdentity();
|
|
}else{
|
|
|
|
static hardware_img_struct* hardware_img;
|
|
hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,render_state.dest_handle);
|
|
|
|
static int32 dst_w,dst_h;
|
|
dst_w=hardware_img->w;
|
|
dst_h=hardware_img->h;
|
|
glViewport(0, 0, (GLsizei)dst_w, (GLsizei)dst_h);
|
|
glMatrixMode(GL_PROJECTION);
|
|
glLoadIdentity();
|
|
glScalef (1.0, -1.0, 1.0);
|
|
//note: the max FOV is 90-degrees (this maximum applies to the longest screen dimension)
|
|
float fov;
|
|
if (dst_w>dst_h){
|
|
fov=90.0f;
|
|
//convert fov from horizontal to vertical
|
|
fov=fov*((float)dst_h/(float)dst_w);
|
|
}else{
|
|
fov=90.0f;
|
|
}
|
|
gluPerspective(fov, (GLfloat)dst_w / (GLfloat)dst_h, 0.1, 10000.0); // Set the Field of view angle (in degrees), the aspect ratio of our window, and the new and far planes
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glLoadIdentity();
|
|
//alert("3D rendering onto FBO not supported yet");
|
|
}
|
|
}
|
|
render_state.view_mode=new_mode;
|
|
}//change_render_state
|
|
|
|
|
|
void set_render_source(int32 new_handle){
|
|
if (new_handle==INVALID_HARDWARE_HANDLE){
|
|
hardware_buffer_flush();
|
|
render_state.source_handle=INVALID_HARDWARE_HANDLE;
|
|
return;
|
|
}
|
|
int32 current_handle;
|
|
current_handle=render_state.source_handle;
|
|
|
|
if (current_handle==new_handle) return;
|
|
|
|
hardware_buffer_flush();
|
|
|
|
hardware_img_struct* hardware_img;
|
|
hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,new_handle);
|
|
if (hardware_img->texture_handle==0) hardware_img_buffer_to_texture(new_handle);
|
|
glBindTexture (GL_TEXTURE_2D, hardware_img->texture_handle);
|
|
render_state.source_handle=new_handle;
|
|
render_state.source=&hardware_img->source_state;
|
|
|
|
//note: some older systems require calling glTexParameterf after textures are rebound
|
|
if (framebufferobjects_supported==0){
|
|
render_state.source->smooth_shrunk=SMOOTH_MODE__UNKNOWN;
|
|
render_state.source->smooth_stretched=SMOOTH_MODE__UNKNOWN;
|
|
}
|
|
|
|
}
|
|
|
|
void set_render_dest(int32 new_handle){
|
|
if (new_handle==INVALID_HARDWARE_HANDLE){
|
|
hardware_buffer_flush();
|
|
render_state.dest_handle=INVALID_HARDWARE_HANDLE;
|
|
set_view(VIEW_MODE__UNKNOWN);
|
|
return;
|
|
}
|
|
//0=primary surface
|
|
static int32 current_handle;
|
|
current_handle=render_state.dest_handle;
|
|
if (new_handle==current_handle) return;
|
|
hardware_buffer_flush();
|
|
set_view(VIEW_MODE__UNKNOWN);
|
|
if (new_handle==0){
|
|
if (framebufferobjects_supported) glBindFramebufferEXT(GL_FRAMEBUFFER, 0);
|
|
render_state.dest=&dest_render_state0;
|
|
}else{
|
|
static hardware_img_struct* hardware_img;
|
|
hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,new_handle);
|
|
//convert to regular texture first if necessary
|
|
if (hardware_img->texture_handle==0) hardware_img_buffer_to_texture(new_handle);
|
|
//does it have a dest context/FBO? if not create one
|
|
if (hardware_img->dest_context_handle==0){
|
|
|
|
static GLuint framebuffer_handle;
|
|
framebuffer_handle=0;
|
|
glGenFramebuffersEXT(1, &framebuffer_handle);
|
|
glBindFramebufferEXT(GL_FRAMEBUFFER, framebuffer_handle);
|
|
hardware_img->dest_context_handle=framebuffer_handle;
|
|
glFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, hardware_img->texture_handle, 0);
|
|
|
|
//glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
|
|
//glClear(GL_COLOR_BUFFER_BIT);
|
|
glColor4f(1.f, 1.f, 1.f, 1.f);
|
|
|
|
set_render_source(INVALID_HARDWARE_HANDLE);
|
|
|
|
}else{
|
|
glBindFramebufferEXT(GL_FRAMEBUFFER, hardware_img->dest_context_handle);
|
|
}
|
|
render_state.dest=&hardware_img->dest_state;
|
|
}
|
|
render_state.dest_handle=new_handle;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void hardware_img_put(int32 dst_x1,int32 dst_y1,int32 dst_x2,int32 dst_y2,
|
|
int32 src_img,int32 dst_img,
|
|
int32 src_x1,int32 src_y1,int32 src_x2,int32 src_y2,
|
|
int32 use_alpha,
|
|
int32 smooth
|
|
){
|
|
|
|
if (dst_img<0) dst_img=0;//both layers render to the primary context
|
|
|
|
//ensure dst_x1/y1 represent top-left co-ordinate of destination
|
|
static int32 swap_tmp;
|
|
if (dst_x2<dst_x1){
|
|
swap_tmp=dst_x2; dst_x2=dst_x1; dst_x1=swap_tmp;
|
|
swap_tmp=src_x2; src_x2=src_x1; src_x1=swap_tmp;
|
|
}
|
|
if (dst_y2<dst_y1){
|
|
swap_tmp=dst_y2; dst_y2=dst_y1; dst_y1=swap_tmp;
|
|
swap_tmp=src_y2; src_y2=src_y1; src_y1=swap_tmp;
|
|
}
|
|
|
|
set_render_dest(dst_img);
|
|
|
|
|
|
set_view(VIEW_MODE__2D);
|
|
|
|
|
|
|
|
if (dst_img){
|
|
//static hardware_img_struct* dst_hardware_img;
|
|
//dst_hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,dst_img);
|
|
//(no specific action required here --area reserved for future use)
|
|
}else{ //dest is 0
|
|
environment_2d__window_rect_struct *rect;
|
|
rect=environment_2d__screen_to_window_rect(dst_x1,dst_y1,dst_x2,dst_y2);
|
|
dst_x1=rect->x1;
|
|
dst_y1=rect->y1;
|
|
dst_x2=rect->x2;
|
|
dst_y2=rect->y2;
|
|
}
|
|
|
|
set_render_source(src_img);
|
|
|
|
static hardware_img_struct* src_hardware_img;
|
|
static int32 src_h,src_w;
|
|
src_hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,src_img);
|
|
src_h=src_hardware_img->h;
|
|
src_w=src_hardware_img->w;
|
|
|
|
|
|
|
|
if (smooth){
|
|
set_smooth(SMOOTH_MODE__SMOOTH,SMOOTH_MODE__SMOOTH);
|
|
}else{
|
|
set_smooth(SMOOTH_MODE__DONT_SMOOTH,SMOOTH_MODE__DONT_SMOOTH);
|
|
}
|
|
|
|
if (use_alpha){
|
|
set_alpha(ALPHA_MODE__BLEND);
|
|
}else{
|
|
set_alpha(ALPHA_MODE__DONT_BLEND);
|
|
}
|
|
|
|
set_depthbuffer(DEPTHBUFFER_MODE__OFF);
|
|
set_cull_mode(CULL_MODE__NONE);
|
|
|
|
set_texture_wrap(TEXTURE_WRAP_MODE__DONT_WRAP);
|
|
|
|
//adjust for render (x2 & y2 need to be one greater than the destination offset)
|
|
dst_x2++; dst_y2++;
|
|
|
|
if (src_hardware_img->source_state.PO2_fix){
|
|
src_w=src_hardware_img->PO2_w;
|
|
src_h=src_hardware_img->PO2_h;
|
|
}
|
|
|
|
//calc source texture co-ordinates
|
|
static float x1f,y1f,x2f,y2f;
|
|
if (src_x1<=src_x2){
|
|
x1f=((float)src_x1+0.01f)/(float)src_w;
|
|
x2f=((float)src_x2+0.99f)/(float)src_w;
|
|
}else{
|
|
x2f=((float)src_x2+0.01f)/(float)src_w;
|
|
x1f=((float)src_x1+0.99f)/(float)src_w;
|
|
}
|
|
if (src_y1<=src_y2){
|
|
y1f=((float)src_y1+0.01f)/(float)src_h;
|
|
y2f=((float)src_y2+0.99f)/(float)src_h;
|
|
}else{
|
|
y2f=((float)src_y2+0.01f)/(float)src_h;
|
|
y1f=((float)src_y1+0.99f)/(float)src_h;
|
|
}
|
|
|
|
//expand buffers if necessary
|
|
if ((hardware_buffer_vertices_count+18)>hardware_buffer_vertices_max){
|
|
hardware_buffer_vertices_max=hardware_buffer_vertices_max*2+18;
|
|
hardware_buffer_vertices=(float*)realloc(hardware_buffer_vertices,hardware_buffer_vertices_max*sizeof(float));
|
|
}
|
|
if ((hardware_buffer_texcoords_count+12)>hardware_buffer_texcoords_max){
|
|
hardware_buffer_texcoords_max=hardware_buffer_texcoords_max*2+12;
|
|
hardware_buffer_texcoords=(float*)realloc(hardware_buffer_texcoords,hardware_buffer_texcoords_max*sizeof(float));
|
|
}
|
|
|
|
//clockwise
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x1; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y1;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x2; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y1;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x1; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y2;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x1f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y1f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x2f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y1f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x1f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y2f;
|
|
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x1; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y2;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x2; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y1;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x2; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y2;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x1f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y2f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x2f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y1f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x2f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y2f;
|
|
|
|
|
|
//hardware_buffer_flush(); //uncomment for debugging only
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void hardware_img_tri2d(float dst_x1,float dst_y1,float dst_x2,float dst_y2,float dst_x3,float dst_y3,
|
|
int32 src_img,int32 dst_img,
|
|
float src_x1,float src_y1,float src_x2,float src_y2,float src_x3,float src_y3,
|
|
int32 use_alpha,
|
|
int32 smooth
|
|
){
|
|
|
|
if (dst_img<0) dst_img=0;//both layers render to the primary context
|
|
|
|
set_render_dest(dst_img);
|
|
set_view(VIEW_MODE__2D);
|
|
|
|
if (dst_img){
|
|
static hardware_img_struct* dst_hardware_img;
|
|
dst_hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,dst_img);
|
|
|
|
static int32 dst_w,dst_h;
|
|
dst_w=dst_hardware_img->w;
|
|
dst_h=dst_hardware_img->h;
|
|
//SEAMLESS adjustments:
|
|
//reduce texture co-ordinates (maintaining top-left)
|
|
//(todo)
|
|
//NON-SEAMLESS adjustments:
|
|
//Extend rhs/bottom row to fill extra pixel space
|
|
//calculate extents
|
|
int32 rx1;
|
|
int32 rx2;
|
|
rx1=dst_x1;
|
|
if (dst_x2<rx1){
|
|
rx1=dst_x2;
|
|
}
|
|
if (dst_x3<rx1){
|
|
rx1=dst_x3;
|
|
}
|
|
rx2=dst_x1;
|
|
if (dst_x2>rx2){
|
|
rx2=dst_x2;
|
|
}
|
|
if (dst_x3>rx2){
|
|
rx2=dst_x3;
|
|
}
|
|
float xr;//the multiplier for where we should be (1=no change)
|
|
if (rx1==rx2){
|
|
xr=1.0f;
|
|
}else{
|
|
xr=((float)rx2-(float)rx1+1.0)/((float)rx2-(float)rx1);
|
|
}
|
|
int32 ry1;
|
|
int32 ry2;
|
|
ry1=dst_y1;
|
|
if (dst_y2<ry1){
|
|
ry1=dst_y2;
|
|
}
|
|
if (dst_y3<ry1){
|
|
ry1=dst_y3;
|
|
}
|
|
ry2=dst_y1;
|
|
if (dst_y2>ry2){
|
|
ry2=dst_y2;
|
|
}
|
|
if (dst_y3>ry2){
|
|
ry2=dst_y3;
|
|
}
|
|
float yr;//the multiplier for where we should be (1=no change)
|
|
if (ry1==ry2){
|
|
yr=1.0f;
|
|
}else{
|
|
yr=((float)ry2-(float)ry1+1.0f)/((float)ry2-(float)ry1);
|
|
}
|
|
//apply multipliers so right-most and bottom-most rows will be filled
|
|
static int32 basex;
|
|
basex=rx1;
|
|
dst_x1=qbr_float_to_long(
|
|
((float)(dst_x1-rx1))*xr+(float)basex
|
|
);
|
|
dst_x2=qbr_float_to_long(
|
|
((float)(dst_x2-rx1))*xr+(float)basex
|
|
);
|
|
dst_x3=qbr_float_to_long(
|
|
((float)(dst_x3-rx1))*xr+(float)basex
|
|
);
|
|
static int32 basey;
|
|
basey=ry1;
|
|
dst_y1=qbr_float_to_long(
|
|
((float)(dst_y1-ry1))*yr+(float)basey
|
|
);
|
|
dst_y2=qbr_float_to_long(
|
|
((float)(dst_y2-ry1))*yr+(float)basey
|
|
);
|
|
dst_y3=qbr_float_to_long(
|
|
((float)(dst_y3-ry1))*yr+(float)basey
|
|
);
|
|
|
|
}else{ //dest is 0
|
|
|
|
static int32 dst_w,dst_h;
|
|
dst_w=environment__window_width;
|
|
dst_h=environment__window_height;
|
|
//SEAMLESS adjustments:
|
|
//reduce texture co-ordinates (maintaining top-left)
|
|
//(todo)
|
|
//NON-SEAMLESS adjustments:
|
|
//Extend rhs/bottom row to fill extra pixel space
|
|
//calculate extents
|
|
int32 rx1;
|
|
int32 rx2;
|
|
rx1=dst_x1;
|
|
if (dst_x2<rx1){
|
|
rx1=dst_x2;
|
|
}
|
|
if (dst_x3<rx1){
|
|
rx1=dst_x3;
|
|
}
|
|
rx2=dst_x1;
|
|
if (dst_x2>rx2){
|
|
rx2=dst_x2;
|
|
}
|
|
if (dst_x3>rx2){
|
|
rx2=dst_x3;
|
|
}
|
|
float xr;//the multiplier for where we should be (1=no change)
|
|
if (rx1==rx2){
|
|
xr=1.0f;
|
|
}else{
|
|
xr=((float)rx2-(float)rx1+1.0)/((float)rx2-(float)rx1);
|
|
}
|
|
int32 ry1;
|
|
int32 ry2;
|
|
ry1=dst_y1;
|
|
if (dst_y2<ry1){
|
|
ry1=dst_y2;
|
|
}
|
|
if (dst_y3<ry1){
|
|
ry1=dst_y3;
|
|
}
|
|
ry2=dst_y1;
|
|
if (dst_y2>ry2){
|
|
ry2=dst_y2;
|
|
}
|
|
if (dst_y3>ry2){
|
|
ry2=dst_y3;
|
|
}
|
|
float yr;//the multiplier for where we should be (1=no change)
|
|
if (ry1==ry2){
|
|
yr=1.0f;
|
|
}else{
|
|
yr=((float)ry2-(float)ry1+1.0f)/((float)ry2-(float)ry1);
|
|
}
|
|
//apply multipliers so right-most and bottom-most rows will be filled
|
|
static int32 basex;
|
|
basex=
|
|
qbr_float_to_long(
|
|
((float)(rx1))*environment_2d__screen_x_scale+(float)environment_2d__screen_x1
|
|
);
|
|
dst_x1=
|
|
basex+
|
|
qbr_float_to_long(
|
|
((float)(dst_x1-rx1))*environment_2d__screen_x_scale*xr
|
|
);
|
|
dst_x2=
|
|
basex+
|
|
qbr_float_to_long(
|
|
((float)(dst_x2-rx1))*environment_2d__screen_x_scale*xr
|
|
);
|
|
dst_x3=
|
|
basex+
|
|
qbr_float_to_long(
|
|
((float)(dst_x3-rx1))*environment_2d__screen_x_scale*xr
|
|
);
|
|
static int32 basey;
|
|
basey=
|
|
qbr_float_to_long(
|
|
((float)(ry1))*environment_2d__screen_y_scale+(float)environment_2d__screen_y1
|
|
);
|
|
dst_y1=
|
|
basey+
|
|
qbr_float_to_long(
|
|
((float)(dst_y1-ry1))*environment_2d__screen_y_scale*yr
|
|
);
|
|
dst_y2=
|
|
basey+
|
|
qbr_float_to_long(
|
|
((float)(dst_y2-ry1))*environment_2d__screen_y_scale*yr
|
|
);
|
|
dst_y3=
|
|
basey+
|
|
qbr_float_to_long(
|
|
((float)(dst_y3-ry1))*environment_2d__screen_y_scale*yr
|
|
);
|
|
|
|
}
|
|
|
|
set_render_source(src_img);
|
|
|
|
static hardware_img_struct* src_hardware_img;
|
|
static int32 src_h,src_w;
|
|
src_hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,src_img);
|
|
src_h=src_hardware_img->h;
|
|
src_w=src_hardware_img->w;
|
|
|
|
if (smooth==0){
|
|
set_smooth(SMOOTH_MODE__DONT_SMOOTH,SMOOTH_MODE__DONT_SMOOTH);
|
|
}
|
|
if (smooth==1){
|
|
set_smooth(SMOOTH_MODE__SMOOTH,SMOOTH_MODE__SMOOTH);
|
|
}
|
|
if (smooth==2){
|
|
set_smooth(SMOOTH_MODE__SMOOTH,SMOOTH_MODE__DONT_SMOOTH);
|
|
}
|
|
if (smooth==3){
|
|
set_smooth(SMOOTH_MODE__DONT_SMOOTH,SMOOTH_MODE__SMOOTH);
|
|
}
|
|
|
|
set_texture_wrap(TEXTURE_WRAP_MODE__WRAP);
|
|
|
|
if (use_alpha){
|
|
set_alpha(ALPHA_MODE__BLEND);
|
|
}else{
|
|
set_alpha(ALPHA_MODE__DONT_BLEND);
|
|
}
|
|
|
|
set_depthbuffer(DEPTHBUFFER_MODE__OFF);
|
|
set_cull_mode(CULL_MODE__NONE);
|
|
|
|
if (src_hardware_img->source_state.PO2_fix){
|
|
src_w=src_hardware_img->PO2_w;
|
|
src_h=src_hardware_img->PO2_h;
|
|
}
|
|
|
|
//calc source texture co-ordinates
|
|
static float x1f,y1f,x2f,y2f,x3f,y3f;
|
|
x1f=((float)src_x1+0.5f)/(float)src_w;
|
|
x2f=((float)src_x2+0.5f)/(float)src_w;
|
|
x3f=((float)src_x3+0.5f)/(float)src_w;
|
|
y1f=((float)src_y1+0.5f)/(float)src_h;
|
|
y2f=((float)src_y2+0.5f)/(float)src_h;
|
|
y3f=((float)src_y3+0.5f)/(float)src_h;
|
|
|
|
|
|
//expand buffers if necessary
|
|
if ((hardware_buffer_vertices_count+9)>hardware_buffer_vertices_max){
|
|
hardware_buffer_vertices_max=hardware_buffer_vertices_max*2+9;
|
|
hardware_buffer_vertices=(float*)realloc(hardware_buffer_vertices,hardware_buffer_vertices_max*sizeof(float));
|
|
}
|
|
if ((hardware_buffer_texcoords_count+6)>hardware_buffer_texcoords_max){
|
|
hardware_buffer_texcoords_max=hardware_buffer_texcoords_max*2+6;
|
|
hardware_buffer_texcoords=(float*)realloc(hardware_buffer_texcoords,hardware_buffer_texcoords_max*sizeof(float));
|
|
}
|
|
|
|
|
|
|
|
//clockwise
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x1; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y1;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x2; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y2;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x3; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y3;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x1f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y1f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x2f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y2f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x3f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y3f;
|
|
|
|
//hardware_buffer_flush(); //uncomment for debugging only
|
|
|
|
}
|
|
|
|
void clear_depthbuffer(int32 dst_img){
|
|
hardware_buffer_flush();
|
|
if (dst_img<0) dst_img=0;//both layers render to the primary context
|
|
set_render_dest(dst_img);
|
|
if (dst_img>0){
|
|
hardware_img_requires_depthbuffer((hardware_img_struct*)list_get(hardware_img_handles,dst_img));
|
|
}
|
|
glClear(GL_DEPTH_BUFFER_BIT);
|
|
}
|
|
|
|
void hardware_img_tri3d(float dst_x1,float dst_y1,float dst_z1,float dst_x2,float dst_y2,float dst_z2,float dst_x3,float dst_y3,float dst_z3,
|
|
int32 src_img,int32 dst_img,
|
|
float src_x1,float src_y1,float src_x2,float src_y2,float src_x3,float src_y3,
|
|
int32 use_alpha,
|
|
int32 smooth,
|
|
int32 cull_mode,
|
|
int32 depthbuffer_mode
|
|
){
|
|
|
|
if (dst_img<0) dst_img=0;//both layers render to the primary context
|
|
|
|
set_render_dest(dst_img);
|
|
set_view(VIEW_MODE__3D);
|
|
|
|
if (dst_img){
|
|
static hardware_img_struct* dst_hardware_img;
|
|
dst_hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,dst_img);
|
|
hardware_img_requires_depthbuffer(dst_hardware_img);
|
|
}else{ //dest is 0
|
|
}
|
|
|
|
set_render_source(src_img);
|
|
|
|
static hardware_img_struct* src_hardware_img;
|
|
static int32 src_h,src_w;
|
|
src_hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,src_img);
|
|
src_h=src_hardware_img->h;
|
|
src_w=src_hardware_img->w;
|
|
|
|
if (smooth==0){
|
|
set_smooth(SMOOTH_MODE__DONT_SMOOTH,SMOOTH_MODE__DONT_SMOOTH);
|
|
}
|
|
if (smooth==1){
|
|
set_smooth(SMOOTH_MODE__SMOOTH,SMOOTH_MODE__SMOOTH);
|
|
}
|
|
if (smooth==2){
|
|
set_smooth(SMOOTH_MODE__SMOOTH,SMOOTH_MODE__DONT_SMOOTH);
|
|
}
|
|
if (smooth==3){
|
|
set_smooth(SMOOTH_MODE__DONT_SMOOTH,SMOOTH_MODE__SMOOTH);
|
|
}
|
|
|
|
set_texture_wrap(TEXTURE_WRAP_MODE__WRAP);
|
|
|
|
if (use_alpha){
|
|
set_alpha(ALPHA_MODE__BLEND);
|
|
}else{
|
|
set_alpha(ALPHA_MODE__DONT_BLEND);
|
|
}
|
|
|
|
set_depthbuffer(depthbuffer_mode);
|
|
|
|
//on frame buffers the 3D perspective is flipped vertically reversing the cull direction
|
|
if (dst_img>0){
|
|
if (cull_mode==CULL_MODE__CLOCKWISE_ONLY){
|
|
cull_mode=CULL_MODE__ANTICLOCKWISE_ONLY;
|
|
}else{
|
|
if (cull_mode==CULL_MODE__ANTICLOCKWISE_ONLY) cull_mode=CULL_MODE__CLOCKWISE_ONLY;
|
|
}
|
|
}
|
|
|
|
set_cull_mode(cull_mode);
|
|
|
|
if (src_hardware_img->source_state.PO2_fix){
|
|
src_w=src_hardware_img->PO2_w;
|
|
src_h=src_hardware_img->PO2_h;
|
|
}
|
|
|
|
//calc source texture co-ordinates
|
|
static float x1f,y1f,x2f,y2f,x3f,y3f;
|
|
x1f=((float)src_x1+0.5f)/(float)src_w;
|
|
x2f=((float)src_x2+0.5f)/(float)src_w;
|
|
x3f=((float)src_x3+0.5f)/(float)src_w;
|
|
y1f=((float)src_y1+0.5f)/(float)src_h;
|
|
y2f=((float)src_y2+0.5f)/(float)src_h;
|
|
y3f=((float)src_y3+0.5f)/(float)src_h;
|
|
|
|
//expand buffers if necessary
|
|
if ((hardware_buffer_vertices_count+9)>hardware_buffer_vertices_max){
|
|
hardware_buffer_vertices_max=hardware_buffer_vertices_max*2+9;
|
|
hardware_buffer_vertices=(float*)realloc(hardware_buffer_vertices,hardware_buffer_vertices_max*sizeof(float));
|
|
}
|
|
if ((hardware_buffer_texcoords_count+6)>hardware_buffer_texcoords_max){
|
|
hardware_buffer_texcoords_max=hardware_buffer_texcoords_max*2+6;
|
|
hardware_buffer_texcoords=(float*)realloc(hardware_buffer_texcoords,hardware_buffer_texcoords_max*sizeof(float));
|
|
}
|
|
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x1; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y1; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_z1;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x2; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y2; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_z2;
|
|
hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_x3; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_y3; hardware_buffer_vertices[hardware_buffer_vertices_count++]=dst_z3;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x1f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y1f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x2f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y2f;
|
|
hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=x3f; hardware_buffer_texcoords[hardware_buffer_texcoords_count++]=y3f;
|
|
//hardware_buffer_flush(); //uncomment for debugging only
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int32 software_screen_hardware_frame=0;
|
|
|
|
static int32 in_GLUT_DISPLAY_REQUEST=0;
|
|
|
|
void GLUT_DISPLAY_REQUEST(){
|
|
|
|
if (in_GLUT_DISPLAY_REQUEST){
|
|
return;
|
|
}
|
|
in_GLUT_DISPLAY_REQUEST=1;
|
|
|
|
//general use variables
|
|
static int32 i,i2,i3;
|
|
static int32 x,y,x2,y2;
|
|
|
|
//determine which software frame to display
|
|
static int32 last_i;//the last software frame displayed
|
|
last_i=-1;
|
|
for (i2=0;i2<=2;i2++){
|
|
if (display_frame[i2].state==DISPLAY_FRAME_STATE__DISPLAYING){
|
|
last_i=i2;
|
|
}
|
|
}
|
|
i=-1;
|
|
static int64 highest_order;
|
|
highest_order=0;
|
|
if (last_i!=-1) highest_order=display_frame[last_i].order;//avoid any frames below the current one
|
|
for (i2=0;i2<=2;i2++){
|
|
if (display_frame[i2].state==DISPLAY_FRAME_STATE__READY&&display_frame[i2].order>highest_order){
|
|
highest_order=display_frame[i2].order;
|
|
i=i2;
|
|
}
|
|
}
|
|
if (i==-1) i=last_i;
|
|
if (i==-1){
|
|
in_GLUT_DISPLAY_REQUEST=0;
|
|
return;//no frames exist yet, so screen size cannot be determined, therefore no action possible
|
|
}
|
|
if (i!=last_i){
|
|
for (i2=0; i2<=2;i2++){
|
|
if (display_frame[i2].order<display_frame[i].order&&(display_frame[i2].state==DISPLAY_FRAME_STATE__DISPLAYING||display_frame[i2].state==DISPLAY_FRAME_STATE__READY)) display_frame[i2].state=DISPLAY_FRAME_STATE__EMPTY;
|
|
}
|
|
display_frame[i].state=DISPLAY_FRAME_STATE__DISPLAYING;
|
|
}
|
|
|
|
|
|
static int64 order;
|
|
order=last_hardware_display_frame_order;
|
|
|
|
static int32 first_command_prev_order=0;
|
|
static int32 rerender_prev_hardware_frame=0;
|
|
rerender_prev_hardware_frame=0;
|
|
|
|
//if no new software frame, only proceed if there is _GL content to render
|
|
if (last_rendered_hardware_display_frame_order==last_hardware_display_frame_order){
|
|
if (i==last_i){
|
|
if (full_screen_set==-1){//no pending full-screen changes
|
|
if (os_resize_event==0){//no resize events
|
|
#ifndef DEPENDENCY_GL //we aren't using SUB _GL
|
|
in_GLUT_DISPLAY_REQUEST=0;
|
|
return;
|
|
#endif
|
|
if (displayorder_glrender==0){
|
|
in_GLUT_DISPLAY_REQUEST=0;
|
|
return;
|
|
}
|
|
if (first_command_prev_order){
|
|
rerender_prev_hardware_frame=1;
|
|
//reset next command to prev hardware frame's handle (if any)
|
|
last_hardware_command_rendered=first_command_prev_order;
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
first_command_prev_order=0;
|
|
|
|
|
|
//set environment variables
|
|
environment_2d__screen_width=display_frame[i].w;
|
|
environment_2d__screen_height=display_frame[i].h;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
os_resize_event=0;//turn off flag which forces a render to take place even if no content has changed
|
|
|
|
|
|
|
|
|
|
|
|
if ((full_screen==0)&&(full_screen_set==-1)){//not in (or attempting to enter) full screen
|
|
|
|
display_required_x=display_frame[i].w; display_required_y=display_frame[i].h;
|
|
static int32 framesize_changed;
|
|
framesize_changed=0;
|
|
if ((display_required_x!=resize_snapback_x)||(display_required_y!=resize_snapback_y)) framesize_changed=1;
|
|
|
|
|
|
resize_auto_ideal_aspect=(float)display_frame[i].w/(float)display_frame[i].h;
|
|
resize_snapback_x=display_required_x; resize_snapback_y=display_required_y;
|
|
|
|
|
|
|
|
if (resize_auto){
|
|
//maintain aspect ratio
|
|
static float ar;
|
|
ar=(float)display_x/(float)display_y;
|
|
if ((ar!=resize_auto_accept_aspect)&&(ar!=resize_auto_ideal_aspect)){
|
|
//set new size
|
|
static int32 x,y;
|
|
if (display_x_prev==display_x){
|
|
y=display_y;
|
|
x=(float)y*resize_auto_ideal_aspect;
|
|
}
|
|
if (display_y_prev==display_y){
|
|
x=display_x;
|
|
y=(float)x/resize_auto_ideal_aspect;
|
|
}
|
|
if ((display_y_prev!=display_y)&&(display_x_prev!=display_x)){
|
|
if (abs(display_y_prev-display_y)<abs(display_x_prev-display_x)){
|
|
x=display_x;
|
|
y=(float)x/resize_auto_ideal_aspect;
|
|
}else{
|
|
y=display_y;
|
|
x=(float)y*resize_auto_ideal_aspect;
|
|
}
|
|
}
|
|
resize_auto_accept_aspect=(float)x/(float)y;
|
|
resize_pending=1;
|
|
glutReshapeWindow(x,y);
|
|
glutPostRedisplay();
|
|
|
|
|
|
|
|
goto auto_resized;
|
|
}
|
|
}//resize_auto
|
|
|
|
|
|
|
|
if ((display_required_x!=display_x)||(display_required_y!=display_y)){
|
|
if (resize_snapback||framesize_changed){
|
|
glutReshapeWindow(display_required_x,display_required_y);
|
|
glutPostRedisplay();
|
|
resize_pending=1;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
auto_resized:;
|
|
|
|
}//not in (or attempting to enter) full screen
|
|
|
|
//Pseudo-Fullscreen
|
|
if (!resize_pending){//avoid switching to fullscreen before resize operations take effect
|
|
if (full_screen_set!=-1){//full screen mode change requested
|
|
if (full_screen_set==0){
|
|
if (full_screen!=0){
|
|
//exit full screen
|
|
resize_pending=1;
|
|
glutReshapeWindow(display_frame[i].w,display_frame[i].h);
|
|
glutPostRedisplay();
|
|
}
|
|
full_screen=0;
|
|
full_screen_set=-1;
|
|
}else{
|
|
if (full_screen==0){
|
|
glutFullScreen();
|
|
}
|
|
full_screen=full_screen_set;
|
|
full_screen_set=-1;
|
|
}//enter full screen
|
|
}//full_screen_set check
|
|
}//size pending check
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//This code is deprecated but kept for reference purposes
|
|
// 1) It was found to be unstable
|
|
// 2) Switching modes means a high chance of losing pre-loaded OpenGL hardware textures/surfaces
|
|
/*
|
|
static int32 glut_window;
|
|
//fullscreen
|
|
if (!resize_pending){//avoid switching to fullscreen before resize operations take effect
|
|
if (full_screen_set!=-1){//full screen mode change requested
|
|
if (full_screen_set==0){
|
|
//exit full screen
|
|
glutLeaveGameMode();
|
|
glutSetWindow(glut_window);
|
|
reinit_glut_callbacks();
|
|
full_screen=0;
|
|
full_screen_set=-1;
|
|
return;
|
|
}else{
|
|
static char game_mode_string[1000];
|
|
static int32 game_mode_string_i;
|
|
game_mode_string_i=0;
|
|
game_mode_string_i+=sprintf(&game_mode_string[game_mode_string_i], "%d", display_frame[i].w);
|
|
game_mode_string[game_mode_string_i++]=120;//"x"
|
|
game_mode_string_i+=sprintf(&game_mode_string[game_mode_string_i], "%d", display_frame[i].h);
|
|
game_mode_string[game_mode_string_i++]=58;//":"
|
|
game_mode_string_i+=sprintf(&game_mode_string[game_mode_string_i], "%d", 32);
|
|
glutGameModeString(game_mode_string);
|
|
if(glutGameModeGet(GLUT_GAME_MODE_POSSIBLE)){
|
|
//full screen using native dimensions which match the frame size
|
|
if (full_screen==0) glut_window=glutGetWindow();
|
|
glutEnterGameMode();
|
|
fullscreen_width=display_frame[i].w; fullscreen_height=display_frame[i].h;
|
|
reinit_glut_callbacks();
|
|
full_screen=full_screen_set;//it's currently irrelavent if it is stretched or 1:1
|
|
full_screen_set=-1;
|
|
return;
|
|
}else{ //native dimensions not possible
|
|
//attempt full screen using desktop dimensions
|
|
static int32 w; w=glutGet(GLUT_SCREEN_WIDTH);
|
|
static int32 h; h=glutGet(GLUT_SCREEN_HEIGHT);
|
|
game_mode_string_i=0;
|
|
game_mode_string_i+=sprintf(&game_mode_string[game_mode_string_i], "%d", w);
|
|
game_mode_string[game_mode_string_i++]=120;//"x"
|
|
game_mode_string_i+=sprintf(&game_mode_string[game_mode_string_i], "%d", h);
|
|
game_mode_string[game_mode_string_i++]=58;//":"
|
|
game_mode_string_i+=sprintf(&game_mode_string[game_mode_string_i], "%d", 32);
|
|
glutGameModeString(game_mode_string);
|
|
if(glutGameModeGet(GLUT_GAME_MODE_POSSIBLE)){
|
|
//full screen using desktop dimensions
|
|
if (full_screen==0) glut_window=glutGetWindow();
|
|
glutEnterGameMode();
|
|
fullscreen_width=w; fullscreen_height=h;
|
|
reinit_glut_callbacks();
|
|
screen_scale=full_screen_set;
|
|
full_screen=full_screen_set;
|
|
full_screen_set=-1;
|
|
return;
|
|
}else{
|
|
//cannot enter full screen
|
|
full_screen=0;
|
|
full_screen_set=-1;
|
|
}
|
|
}
|
|
}//enter full screen
|
|
}//full_screen_set check
|
|
}//size pending check
|
|
*/
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//set window environment variables
|
|
environment__window_width=display_x;
|
|
environment__window_height=display_y;
|
|
|
|
prepare_environment_2d();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//need a few variables here
|
|
|
|
|
|
|
|
|
|
static int32 first_hardware_layer_rendered;
|
|
static int32 first_hardware_layer_command;
|
|
first_hardware_layer_rendered=0;
|
|
first_hardware_layer_command=0;
|
|
|
|
static int32 level; for (level=0; level<=5; level++){
|
|
|
|
static int32 x1,y1,x2,y2;
|
|
|
|
if (level==0){
|
|
set_render_dest(0);
|
|
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
|
|
}else{
|
|
|
|
if (level==displayorder_glrender){
|
|
#ifdef DEPENDENCY_GL
|
|
|
|
set_view(VIEW_MODE__RESET);
|
|
|
|
if (close_program||dont_call_sub_gl||suspend_program||stop_program) goto abort_gl;
|
|
display_lock_request++;
|
|
while (display_lock_confirmed<display_lock_request){
|
|
if (close_program||dont_call_sub_gl||suspend_program||stop_program) goto abort_gl;
|
|
qbevent=1; Sleep(0);
|
|
}
|
|
sub_gl_called=1;
|
|
SUB__GL();
|
|
sub_gl_called=0;
|
|
abort_gl:;
|
|
display_lock_released=display_lock_confirmed;
|
|
|
|
#endif //DEPENDENCY_GL
|
|
}//level==displayorder_glrender
|
|
|
|
|
|
if (level==displayorder_screen){//defaults to 1
|
|
|
|
if (software_screen_hardware_frame!=0&&i!=last_i){
|
|
free_hardware_img(software_screen_hardware_frame, 847001);
|
|
}
|
|
if (i!=last_i||software_screen_hardware_frame==0){
|
|
software_screen_hardware_frame=new_hardware_img(display_frame[i].w, display_frame[i].h,display_frame[i].bgra,NULL);
|
|
}
|
|
|
|
static hardware_img_struct* f1;
|
|
f1=(hardware_img_struct*)list_get(hardware_img_handles,software_screen_hardware_frame);
|
|
if (software_screen_hardware_frame==0){
|
|
alert("Invalid software_screen_hardware_frame!!");
|
|
}
|
|
if (f1==NULL) alert("Invalid software_screen_hardware_frame!");
|
|
|
|
static int32 use_alpha;
|
|
use_alpha=0; if (level>1) use_alpha=1;
|
|
|
|
|
|
|
|
//put the software screen
|
|
hardware_img_put(0,0,environment_2d__screen_width-1,environment_2d__screen_height-1,
|
|
software_screen_hardware_frame, 0,
|
|
0,0,f1->w-1,f1->h-1,
|
|
use_alpha,environment_2d__screen_smooth);
|
|
hardware_buffer_flush();
|
|
|
|
|
|
}//level==displayorder_screen
|
|
|
|
|
|
if (level==displayorder_hardware||level==displayorder_hardware1){
|
|
|
|
static int32 dst;
|
|
dst=0; if (level==displayorder_hardware1) dst=-1;
|
|
|
|
static int32 command;
|
|
command=0;
|
|
|
|
static int32 caller_flag;
|
|
caller_flag=0;
|
|
|
|
if (first_hardware_layer_rendered==0){
|
|
|
|
if (first_hardware_command){
|
|
|
|
if (last_hardware_command_rendered){
|
|
|
|
if (rerender_prev_hardware_frame){
|
|
command=last_hardware_command_rendered;
|
|
caller_flag=100;
|
|
}else{
|
|
hardware_graphics_command_struct* last_hgc=(hardware_graphics_command_struct*)list_get(hardware_graphics_command_handles,last_hardware_command_rendered);
|
|
if (last_hgc==NULL) alert("Rendering: Last HGC is NULL!");
|
|
command=last_hgc->next_command;
|
|
caller_flag=200;
|
|
}
|
|
|
|
}else{
|
|
|
|
command=first_hardware_command;
|
|
caller_flag=300;
|
|
}
|
|
|
|
//process/skip pending hardware puts before this frame's order value
|
|
while (command){
|
|
hardware_graphics_command_struct* hgc=(hardware_graphics_command_struct*)list_get(hardware_graphics_command_handles,command);
|
|
if (hgc->order<order){
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__FREEIMAGE){
|
|
free_hardware_img(hgc->src_img, 847002+caller_flag);
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__PUTIMAGE){
|
|
if (hgc->dst_img>0){ //note: rendering to the old default surface is pointless, but renders onto maintained hardware images are still required
|
|
hardware_img_put(hgc->dst_x1,hgc->dst_y1,hgc->dst_x2,hgc->dst_y2,
|
|
hgc->src_img, hgc->dst_img,
|
|
hgc->src_x1,hgc->src_y1,hgc->src_x2,hgc->src_y2,
|
|
hgc->use_alpha,hgc->smooth);
|
|
}
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__MAPTRIANGLE){
|
|
if (hgc->dst_img>0){ //note: rendering to the old default surface is pointless, but renders onto maintained hardware images are still required
|
|
hardware_img_tri2d(hgc->dst_x1,hgc->dst_y1,hgc->dst_x2,hgc->dst_y2,hgc->dst_x3,hgc->dst_y3,
|
|
hgc->src_img, hgc->dst_img,
|
|
hgc->src_x1,hgc->src_y1,hgc->src_x2,hgc->src_y2,hgc->src_x3,hgc->src_y3,
|
|
hgc->use_alpha,hgc->smooth);
|
|
}
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__MAPTRIANGLE3D){
|
|
if (hgc->dst_img>0){ //note: rendering to the old default surface is pointless, but renders onto maintained hardware images are still required
|
|
hardware_img_tri3d(hgc->dst_x1,hgc->dst_y1,hgc->dst_z1,hgc->dst_x2,hgc->dst_y2,hgc->dst_z2,hgc->dst_x3,hgc->dst_y3,hgc->dst_z3,
|
|
hgc->src_img, hgc->dst_img,
|
|
hgc->src_x1,hgc->src_y1,hgc->src_x2,hgc->src_y2,hgc->src_x3,hgc->src_y3,
|
|
hgc->use_alpha,hgc->smooth,hgc->cull_mode,hgc->depthbuffer_mode);
|
|
}
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__CLEAR_DEPTHBUFFER){
|
|
if (hgc->dst_img>0){ //note: rendering to the old default surface is pointless, but renders onto maintained hardware images are still required
|
|
clear_depthbuffer(hgc->dst_img);
|
|
}
|
|
}
|
|
|
|
last_hardware_command_rendered=command;
|
|
if (next_hardware_command_to_remove==0) next_hardware_command_to_remove=command;
|
|
command=hgc->next_command;
|
|
hgc->remove=1;
|
|
}else{
|
|
goto found_command_from_current_order;
|
|
}
|
|
}
|
|
found_command_from_current_order:;
|
|
|
|
}//first_hardware_command
|
|
|
|
|
|
first_hardware_layer_command=command;
|
|
}else{
|
|
command=first_hardware_layer_command;
|
|
}
|
|
|
|
//process pending hardware puts for this frame's order value
|
|
while (command){
|
|
hardware_graphics_command_struct* hgc=(hardware_graphics_command_struct*)list_get(hardware_graphics_command_handles,command);
|
|
if (hgc==NULL){
|
|
|
|
hardware_graphics_command_struct* hgcx=(hardware_graphics_command_struct*)list_get(hardware_graphics_command_handles,next_hardware_command_to_remove);
|
|
alert(order);
|
|
alert(hgcx->order);
|
|
alert(command);
|
|
alert ("Renderer: Command does not exist.");
|
|
}
|
|
if (hgc->order==order){
|
|
if (first_command_prev_order==0) first_command_prev_order=command;
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__FREEIMAGE&&rerender_prev_hardware_frame==0&&first_hardware_layer_rendered==0){
|
|
free_hardware_img(hgc->src_img, 847003);
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__PUTIMAGE){
|
|
if (rerender_prev_hardware_frame==0||hgc->dst_img<=0){
|
|
if ((hgc->dst_img>0&&first_hardware_layer_rendered==0)||hgc->dst_img==dst){
|
|
hardware_img_put(hgc->dst_x1,hgc->dst_y1,hgc->dst_x2,hgc->dst_y2,
|
|
hgc->src_img, hgc->dst_img,
|
|
hgc->src_x1,hgc->src_y1,hgc->src_x2,hgc->src_y2,
|
|
hgc->use_alpha,hgc->smooth);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__MAPTRIANGLE){
|
|
if (rerender_prev_hardware_frame==0||hgc->dst_img<=0){
|
|
if ((hgc->dst_img>0&&first_hardware_layer_rendered==0)||hgc->dst_img==dst){
|
|
hardware_img_tri2d(hgc->dst_x1,hgc->dst_y1,hgc->dst_x2,hgc->dst_y2,hgc->dst_x3,hgc->dst_y3,
|
|
hgc->src_img, hgc->dst_img,
|
|
hgc->src_x1,hgc->src_y1,hgc->src_x2,hgc->src_y2,hgc->src_x3,hgc->src_y3,
|
|
hgc->use_alpha,hgc->smooth);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__MAPTRIANGLE3D){
|
|
if (rerender_prev_hardware_frame==0||hgc->dst_img<=0){
|
|
if ((hgc->dst_img>0&&first_hardware_layer_rendered==0)||hgc->dst_img==dst){
|
|
hardware_img_tri3d(hgc->dst_x1,hgc->dst_y1,hgc->dst_z1,hgc->dst_x2,hgc->dst_y2,hgc->dst_z2,hgc->dst_x3,hgc->dst_y3,hgc->dst_z3,
|
|
hgc->src_img, hgc->dst_img,
|
|
hgc->src_x1,hgc->src_y1,hgc->src_x2,hgc->src_y2,hgc->src_x3,hgc->src_y3,
|
|
hgc->use_alpha,hgc->smooth,hgc->cull_mode,hgc->depthbuffer_mode);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hgc->command==HARDWARE_GRAPHICS_COMMAND__CLEAR_DEPTHBUFFER){
|
|
if (rerender_prev_hardware_frame==0||hgc->dst_img<=0){
|
|
if ((hgc->dst_img>0&&first_hardware_layer_rendered==0)||hgc->dst_img==dst){
|
|
clear_depthbuffer(hgc->dst_img);
|
|
}
|
|
}
|
|
}
|
|
|
|
last_hardware_command_rendered=command;
|
|
if (next_hardware_command_to_remove==0) next_hardware_command_to_remove=command;//!!!! should be prev to this command
|
|
command=hgc->next_command;
|
|
hgc->remove=1;
|
|
}else{
|
|
goto finished_all_commands_for_current_frame;
|
|
}
|
|
|
|
|
|
}
|
|
finished_all_commands_for_current_frame:;
|
|
|
|
first_hardware_layer_rendered=1;
|
|
|
|
|
|
|
|
hardware_buffer_flush();
|
|
}//level==displayorder_hardware||level==displayorder_hardware1
|
|
|
|
|
|
if (level==5){
|
|
|
|
if (environment_2d__letterbox){
|
|
|
|
//create a black texture (if not yet created)
|
|
static uint32 black_pixel=0x00000000;
|
|
static int32 black_texture=0;
|
|
if (black_texture==0){
|
|
black_texture=new_hardware_img(1,1,&black_pixel,NULL);
|
|
}
|
|
|
|
if (environment_2d__letterbox==1){
|
|
//vertical stripes
|
|
hardware_img_put(((float)-environment_2d__screen_x1)/environment_2d__screen_x_scale-1.0f,0,-1,environment_2d__screen_height-1,
|
|
black_texture, 0,
|
|
0,0,0,0,
|
|
0,0);
|
|
hardware_img_put(environment_2d__screen_width,0,(((float)-environment_2d__screen_x1)+(float)environment__window_width-1.0f)/environment_2d__screen_x_scale+1.0f,environment_2d__screen_height-1,
|
|
black_texture, 0,
|
|
0,0,0,0,
|
|
0,0);
|
|
}else{
|
|
//horizontal stripes
|
|
hardware_img_put(0,((float)-environment_2d__screen_y1)/environment_2d__screen_y_scale-1.0f,environment_2d__screen_width-1,-1,
|
|
black_texture, 0,
|
|
0,0,0,0,
|
|
0,0);
|
|
hardware_img_put(0,environment_2d__screen_height,environment_2d__screen_width-1,(((float)-environment_2d__screen_y1)+(float)environment__window_height-1.0f)/environment_2d__screen_y_scale+1.0f,
|
|
black_texture, 0,
|
|
0,0,0,0,
|
|
0,0);
|
|
}
|
|
hardware_buffer_flush();
|
|
}//letterbox
|
|
|
|
}//level==5
|
|
|
|
|
|
}//level!=0
|
|
}//level loop
|
|
|
|
if (requestedKeyboardOverlayImage){
|
|
int32 src=requestedKeyboardOverlayImage-HARDWARE_IMG_HANDLE_OFFSET;
|
|
hardware_img_struct* src_hardware_img;
|
|
src_hardware_img=(hardware_img_struct*)list_get(hardware_img_handles,src);
|
|
/*
|
|
hardware_img_put(0,0,src_hardware_img->w-1,src_hardware_img->h-1,
|
|
src, 0,
|
|
0,0,src_hardware_img->w-1,src_hardware_img->h-1,
|
|
1,0);
|
|
*/
|
|
hardware_img_put(0,0,environment_2d__screen_width-1,environment_2d__screen_height-1,
|
|
src, 0,
|
|
0,0,src_hardware_img->w-1,src_hardware_img->h-1,
|
|
1,0);
|
|
hardware_buffer_flush();
|
|
}
|
|
|
|
last_rendered_hardware_display_frame_order=last_hardware_display_frame_order;
|
|
|
|
|
|
|
|
if (suspend_program){ //Otherwise skipped SUB__GL content becomes "invisible"
|
|
//...
|
|
}else{
|
|
glutSwapBuffers();
|
|
}
|
|
|
|
in_GLUT_DISPLAY_REQUEST=0;
|
|
|
|
}//GLUT_DISPLAY_REQUEST
|
|
|
|
|
|
|
|
|
|
|
|
void GLUT_MouseButton_Up(int glut_button,int x,int y){
|
|
#ifdef QB64_GLUT
|
|
|
|
int32 i;
|
|
int32 button;
|
|
button=1;//default
|
|
if (glut_button==GLUT_LEFT_BUTTON) button=1;
|
|
if (glut_button==GLUT_RIGHT_BUTTON) button=3;
|
|
if (glut_button==GLUT_MIDDLE_BUTTON) button=2;
|
|
if (glut_button==4) button=4;
|
|
if (glut_button==5) button=5;
|
|
|
|
int32 handle;
|
|
handle=mouse_message_queue_first;
|
|
mouse_message_queue_struct *queue=(mouse_message_queue_struct*)list_get(mouse_message_queue_handles,handle);
|
|
|
|
i=queue->last+1; if (i>queue->lastIndex) i=0;
|
|
if (i==queue->current){
|
|
int32 nextIndex=queue->last+1; if (nextIndex>queue->lastIndex) nextIndex=0;
|
|
queue->current=nextIndex;
|
|
}
|
|
queue->queue[i].x=x;
|
|
queue->queue[i].y=y;
|
|
queue->queue[i].movementx=0;
|
|
queue->queue[i].movementy=0;
|
|
queue->queue[i].buttons=queue->queue[queue->last].buttons;
|
|
if (queue->queue[i].buttons&(1<<(button-1))) queue->queue[i].buttons^=(1<<(button-1));
|
|
queue->last=i;
|
|
|
|
if (device_last){//core devices required?
|
|
if ((button>=1)&&(button<=3)){
|
|
button--;
|
|
static device_struct *d;
|
|
d=&devices[2];//mouse
|
|
static uint8 *cp,*cp2;
|
|
if (d->queued_events==d->max_events){//expand/shift event buffer
|
|
if (d->max_events>=QUEUED_EVENTS_LIMIT){
|
|
//discard base message
|
|
memmove(d->events,d->events+d->event_size,(d->queued_events-1)*d->event_size);
|
|
d->queued_events--;
|
|
}else{
|
|
cp=(uint8*)calloc(d->max_events*2,d->event_size);
|
|
memcpy(cp,d->events,d->queued_events*d->event_size);//copy existing events
|
|
cp2=d->events;
|
|
d->events=cp;
|
|
free(cp2);
|
|
d->max_events*=2;
|
|
}
|
|
}
|
|
memmove(d->events+d->queued_events*d->event_size,d->events+(d->queued_events-1)*d->event_size,d->event_size);//duplicate last event
|
|
*(int64*)(d->events+(d->queued_events*d->event_size)+(d->event_size-8))=device_event_index++;//store global event index
|
|
//make required changes
|
|
*(d->events+(d->queued_events*d->event_size)+button)=0;
|
|
d->queued_events++;
|
|
}//valid range
|
|
}//core devices required
|
|
|
|
#endif
|
|
}
|
|
|
|
void GLUT_MouseButton_Down(int glut_button,int x,int y){
|
|
#ifdef QB64_GLUT
|
|
|
|
int32 i;
|
|
int32 button;
|
|
button=1;//default
|
|
if (glut_button==GLUT_LEFT_BUTTON) button=1;
|
|
if (glut_button==GLUT_RIGHT_BUTTON) button=3;
|
|
if (glut_button==GLUT_MIDDLE_BUTTON) button=2;
|
|
if (glut_button==4) button=4;
|
|
if (glut_button==5) button=5;
|
|
|
|
int32 handle;
|
|
handle=mouse_message_queue_first;
|
|
mouse_message_queue_struct *queue=(mouse_message_queue_struct*)list_get(mouse_message_queue_handles,handle);
|
|
|
|
i=queue->last+1; if (i>queue->lastIndex) i=0;
|
|
if (i==queue->current){
|
|
int32 nextIndex=queue->last+1; if (nextIndex>queue->lastIndex) nextIndex=0;
|
|
queue->current=nextIndex;
|
|
}
|
|
queue->queue[i].x=x;
|
|
queue->queue[i].y=y;
|
|
queue->queue[i].movementx=0;
|
|
queue->queue[i].movementy=0;
|
|
queue->queue[i].buttons=queue->queue[queue->last].buttons;
|
|
queue->queue[i].buttons|=(1<<(button-1));
|
|
queue->last=i;
|
|
|
|
if (device_last){//core devices required?
|
|
if ((button>=1)&&(button<=3)){
|
|
button--;
|
|
static device_struct *d;
|
|
d=&devices[2];//mouse
|
|
static uint8 *cp,*cp2;
|
|
if (d->queued_events==d->max_events){//expand/shift event buffer
|
|
if (d->max_events>=QUEUED_EVENTS_LIMIT){
|
|
//discard base message
|
|
memmove(d->events,d->events+d->event_size,(d->queued_events-1)*d->event_size);
|
|
d->queued_events--;
|
|
}else{
|
|
cp=(uint8*)calloc(d->max_events*2,d->event_size);
|
|
memcpy(cp,d->events,d->queued_events*d->event_size);//copy existing events
|
|
cp2=d->events;
|
|
d->events=cp;
|
|
free(cp2);
|
|
d->max_events*=2;
|
|
}
|
|
}
|
|
memmove(d->events+d->queued_events*d->event_size,d->events+(d->queued_events-1)*d->event_size,d->event_size);//duplicate last event
|
|
*(int64*)(d->events+(d->queued_events*d->event_size)+(d->event_size-8))=device_event_index++;//store global event index
|
|
//make required changes
|
|
*(d->events+(d->queued_events*d->event_size)+button)=1;
|
|
d->queued_events++;
|
|
//1-3
|
|
}else{
|
|
//not 1-3
|
|
//mouse wheel?
|
|
if ((button>=4)&&(button<=5)){
|
|
static float f;
|
|
if (button==4) f=-1; else f=1;
|
|
static device_struct *d;
|
|
d=&devices[2];//mouse
|
|
static uint8 *cp,*cp2;
|
|
if (d->queued_events==d->max_events){//expand/shift event buffer
|
|
if (d->max_events>=QUEUED_EVENTS_LIMIT){
|
|
//discard base message
|
|
memmove(d->events,d->events+d->event_size,(d->queued_events-1)*d->event_size);
|
|
d->queued_events--;
|
|
}else{
|
|
cp=(uint8*)calloc(d->max_events*2,d->event_size);
|
|
memcpy(cp,d->events,d->queued_events*d->event_size);//copy existing events
|
|
cp2=d->events;
|
|
d->events=cp;
|
|
free(cp2);
|
|
d->max_events*=2;
|
|
}
|
|
}
|
|
memmove(d->events+d->queued_events*d->event_size,d->events+(d->queued_events-1)*d->event_size,d->event_size);//duplicate last event
|
|
*(int64*)(d->events+(d->queued_events*d->event_size)+(d->event_size-8))=device_event_index++;//store global event index
|
|
//make required changes
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton+d->lastaxis*4+(3-1)*4)=f;
|
|
d->queued_events++;
|
|
if (d->queued_events==d->max_events){//expand/shift event buffer
|
|
if (d->max_events>=QUEUED_EVENTS_LIMIT){
|
|
//discard base message
|
|
memmove(d->events,d->events+d->event_size,(d->queued_events-1)*d->event_size);
|
|
d->queued_events--;
|
|
}else{
|
|
cp=(uint8*)calloc(d->max_events*2,d->event_size);
|
|
memcpy(cp,d->events,d->queued_events*d->event_size);//copy existing events
|
|
cp2=d->events;
|
|
d->events=cp;
|
|
free(cp2);
|
|
d->max_events*=2;
|
|
}
|
|
}
|
|
memmove(d->events+d->queued_events*d->event_size,d->events+(d->queued_events-1)*d->event_size,d->event_size);//duplicate last event
|
|
*(int64*)(d->events+(d->queued_events*d->event_size)+(d->event_size-8))=device_event_index++;//store global event index
|
|
//make required changes
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton+d->lastaxis*4+(3-1)*4)=0;
|
|
d->queued_events++;
|
|
}//4-5
|
|
}//not 1-3
|
|
}//core devices required
|
|
#endif
|
|
}
|
|
|
|
void GLUT_MOUSE_FUNC(int glut_button,int state,int x,int y){
|
|
#ifdef QB64_GLUT
|
|
if (state==GLUT_DOWN) GLUT_MouseButton_Down(glut_button,x,y);
|
|
if (state==GLUT_UP) GLUT_MouseButton_Up(glut_button,x,y);
|
|
#endif
|
|
}
|
|
|
|
void GLUT_MOTION_FUNC(int x, int y){
|
|
|
|
static int32 i,last_i;
|
|
static int32 xrel=0,yrel=0;
|
|
|
|
int32 handle;
|
|
handle=mouse_message_queue_first;
|
|
mouse_message_queue_struct *queue=(mouse_message_queue_struct*)list_get(mouse_message_queue_handles,handle);
|
|
|
|
//message #1
|
|
last_i=queue->last;
|
|
i=queue->last+1; if (i>queue->lastIndex) i=0;
|
|
if (i==queue->current){
|
|
int32 nextIndex=queue->last+1; if (nextIndex>queue->lastIndex) nextIndex=0;
|
|
queue->current=nextIndex;
|
|
}
|
|
queue->queue[i].x=x;
|
|
queue->queue[i].y=y;
|
|
queue->queue[i].movementx=xrel;
|
|
queue->queue[i].movementy=yrel;
|
|
queue->queue[i].buttons=queue->queue[last_i].buttons;
|
|
queue->last=i;
|
|
|
|
//message #2 (clears movement values to avoid confusion)
|
|
last_i=queue->last;
|
|
i=queue->last+1; if (i>queue->lastIndex) i=0;
|
|
if (i==queue->current){
|
|
int32 nextIndex=queue->last+1; if (nextIndex>queue->lastIndex) nextIndex=0;
|
|
queue->current=nextIndex;
|
|
}
|
|
queue->queue[i].x=x;
|
|
queue->queue[i].y=y;
|
|
queue->queue[i].movementx=0;
|
|
queue->queue[i].movementy=0;
|
|
queue->queue[i].buttons=queue->queue[last_i].buttons;
|
|
queue->last=i;
|
|
|
|
if (device_last){//core devices required?
|
|
if (!device_mouse_relative){
|
|
static device_struct *d;
|
|
d=&devices[2];//mouse
|
|
static uint8 *cp,*cp2;
|
|
|
|
if (d->queued_events==d->max_events){//expand/shift event buffer
|
|
if (d->max_events>=QUEUED_EVENTS_LIMIT){
|
|
//discard base message
|
|
memmove(d->events,d->events+d->event_size,(d->queued_events-1)*d->event_size);
|
|
d->queued_events--;
|
|
}else{
|
|
cp=(uint8*)calloc(d->max_events*2,d->event_size);
|
|
memcpy(cp,d->events,d->queued_events*d->event_size);//copy existing events
|
|
cp2=d->events;
|
|
d->events=cp;
|
|
free(cp2);
|
|
d->max_events*=2;
|
|
}
|
|
}
|
|
memmove(d->events+d->queued_events*d->event_size,d->events+(d->queued_events-1)*d->event_size,d->event_size);//duplicate last event
|
|
*(int64*)(d->events+(d->queued_events*d->event_size)+(d->event_size-8))=device_event_index++;//store global event index
|
|
//make required changes
|
|
static float fx,fy;
|
|
static int32 z;
|
|
fx=x;
|
|
fx-=x_offset;
|
|
z=x_monitor-x_offset*2;
|
|
if (fx<0) fx=0;
|
|
if (fx>=z) fx=z-1;
|
|
fx=fx/(float)(z-1);//0 to 1
|
|
fx*=2.0;//0 to 2
|
|
fx-=1.0;//-1 to 1
|
|
fy=y;
|
|
fy-=y_offset;
|
|
z=y_monitor-y_offset*2;
|
|
if (fy<0) fy=0;
|
|
if (fy>=z) fy=z-1;
|
|
fy=fy/(float)(z-1);//0 to 1
|
|
fy*=2.0;//0 to 2
|
|
fy-=1.0;//-1 to 1
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton)=fx;
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton+4)=fy;
|
|
d->queued_events++;
|
|
}else{
|
|
static device_struct *d;
|
|
d=&devices[2];//mouse
|
|
static uint8 *cp,*cp2;
|
|
if (d->queued_events==d->max_events){//expand/shift event buffer
|
|
if (d->max_events>=QUEUED_EVENTS_LIMIT){
|
|
//discard base message
|
|
memmove(d->events,d->events+d->event_size,(d->queued_events-1)*d->event_size);
|
|
d->queued_events--;
|
|
}else{
|
|
cp=(uint8*)calloc(d->max_events*2,d->event_size);
|
|
memcpy(cp,d->events,d->queued_events*d->event_size);//copy existing events
|
|
cp2=d->events;
|
|
d->events=cp;
|
|
free(cp2);
|
|
d->max_events*=2;
|
|
}
|
|
}
|
|
memmove(d->events+d->queued_events*d->event_size,d->events+(d->queued_events-1)*d->event_size,d->event_size);//duplicate last event
|
|
*(int64*)(d->events+(d->queued_events*d->event_size)+(d->event_size-8))=device_event_index++;//store global event index
|
|
//make required changes
|
|
static float fx,fy;
|
|
static int32 z;
|
|
fx=xrel;
|
|
fy=yrel;
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton+d->lastaxis*4)=fx;
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton+d->lastaxis*4+4)=fy;
|
|
d->queued_events++;
|
|
if (d->queued_events==d->max_events){//expand/shift event buffer
|
|
if (d->max_events>=QUEUED_EVENTS_LIMIT){
|
|
//discard base message
|
|
memmove(d->events,d->events+d->event_size,(d->queued_events-1)*d->event_size);
|
|
d->queued_events--;
|
|
}else{
|
|
cp=(uint8*)calloc(d->max_events*2,d->event_size);
|
|
memcpy(cp,d->events,d->queued_events*d->event_size);//copy existing events
|
|
cp2=d->events;
|
|
d->events=cp;
|
|
free(cp2);
|
|
d->max_events*=2;
|
|
}
|
|
}
|
|
memmove(d->events+d->queued_events*d->event_size,d->events+(d->queued_events-1)*d->event_size,d->event_size);//duplicate last event
|
|
*(int64*)(d->events+(d->queued_events*d->event_size)+(d->event_size-8))=device_event_index++;//store global event index
|
|
//make required changes
|
|
fx=0;
|
|
fy=0;
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton+d->lastaxis*4)=fx;
|
|
*(float*)(d->events+(d->queued_events*d->event_size)+d->lastbutton+d->lastaxis*4+4)=fy;
|
|
d->queued_events++;
|
|
}
|
|
}//core devices required
|
|
}
|
|
|
|
void GLUT_PASSIVEMOTION_FUNC(int x, int y){
|
|
GLUT_MOTION_FUNC(x,y);
|
|
}
|
|
|
|
|
|
void GLUT_MOUSEWHEEL_FUNC(int wheel, int direction, int x, int y){
|
|
#ifdef QB64_GLUT
|
|
//Note: freeglut specific, limited documentation existed so the following research was done:
|
|
// qbs_print(qbs_str(wheel),NULL); <-- was always 0 [could 1 indicate horizontal wheel?]
|
|
// qbs_print(qbs_str(direction),NULL); <-- 1(up) or -1(down)
|
|
// qbs_print(qbs_str(x),NULL); <--mouse x,y co-ordinates
|
|
// qbs_print(qbs_str(y),1); <
|
|
if (direction>0){GLUT_MouseButton_Down(4,x,y); GLUT_MouseButton_Up(4,x,y);}
|
|
if (direction<0){GLUT_MouseButton_Down(5,x,y); GLUT_MouseButton_Up(5,x,y);}
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#endif
|