mirror of
https://github.com/yawut/SDL.git
synced 2026-09-07 08:36:19 -05:00
Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
This commit is contained in:
Eli Gottlieb
@@ -29,238 +29,248 @@
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#include "SDL_shape.h"
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#include "../src/video/SDL_shape_internals.h"
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SDL_Window* SDL_CreateShapedWindow(const char *title,unsigned int x,unsigned int y,unsigned int w,unsigned int h,Uint32 flags) {
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SDL_Window *result = SDL_CreateWindow(title,x,y,w,h,SDL_WINDOW_BORDERLESS | flags & !SDL_WINDOW_FULLSCREEN & !SDL_WINDOW_SHOWN);
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if(result != NULL) {
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result->shaper = result->display->device->shape_driver.CreateShaper(result);
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if(result->shaper != NULL) {
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result->shaper->usershownflag = flags & SDL_WINDOW_SHOWN;
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result->shaper->mode.mode = ShapeModeDefault;
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result->shaper->mode.parameters.binarizationCutoff = 1;
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result->shaper->hasshape = SDL_FALSE;
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return result;
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}
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else {
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SDL_DestroyWindow(result);
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return NULL;
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}
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}
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else
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return NULL;
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SDL_Window*
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SDL_CreateShapedWindow(const char *title,unsigned int x,unsigned int y,unsigned int w,unsigned int h,Uint32 flags) {
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SDL_Window *result = SDL_CreateWindow(title,x,y,w,h,SDL_WINDOW_BORDERLESS | flags & !SDL_WINDOW_FULLSCREEN & !SDL_WINDOW_SHOWN);
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if(result != NULL) {
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result->shaper = result->display->device->shape_driver.CreateShaper(result);
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if(result->shaper != NULL) {
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result->shaper->usershownflag = flags & SDL_WINDOW_SHOWN;
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result->shaper->mode.mode = ShapeModeDefault;
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result->shaper->mode.parameters.binarizationCutoff = 1;
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result->shaper->hasshape = SDL_FALSE;
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return result;
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}
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else {
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SDL_DestroyWindow(result);
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return NULL;
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}
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}
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else
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return NULL;
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}
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SDL_bool SDL_IsShapedWindow(const SDL_Window *window) {
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if(window == NULL)
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return SDL_FALSE;
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else
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return (SDL_bool)(window->shaper != NULL);
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SDL_bool
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SDL_IsShapedWindow(const SDL_Window *window) {
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if(window == NULL)
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return SDL_FALSE;
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else
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return (SDL_bool)(window->shaper != NULL);
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}
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/* REQUIRES that bitmap point to a w-by-h bitmap with ppb pixels-per-byte. */
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void SDL_CalculateShapeBitmap(SDL_WindowShapeMode mode,SDL_Surface *shape,Uint8* bitmap,Uint8 ppb) {
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int x = 0;
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int y = 0;
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Uint8 r = 0,g = 0,b = 0,alpha = 0;
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Uint8* pixel = NULL;
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Uint32 bitmap_pixel,pixel_value = 0,mask_value = 0;
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SDL_Color key;
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if(SDL_MUSTLOCK(shape))
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SDL_LockSurface(shape);
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pixel = (Uint8*)shape->pixels;
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for(y = 0;y<shape->h;y++) {
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for(x=0;x<shape->w;x++) {
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alpha = 0;
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pixel_value = 0;
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pixel = (Uint8 *)(shape->pixels) + (y*shape->pitch) + (x*shape->format->BytesPerPixel);
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switch(shape->format->BytesPerPixel) {
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case(1):
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pixel_value = *(Uint8*)pixel;
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break;
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case(2):
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pixel_value = *(Uint16*)pixel;
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break;
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case(3):
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pixel_value = *(Uint32*)pixel & (~shape->format->Amask);
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break;
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case(4):
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pixel_value = *(Uint32*)pixel;
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break;
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}
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SDL_GetRGBA(pixel_value,shape->format,&r,&g,&b,&alpha);
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bitmap_pixel = y*shape->w + x;
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switch(mode.mode) {
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case(ShapeModeDefault):
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mask_value = (alpha >= 1 ? 1 : 0);
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break;
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case(ShapeModeBinarizeAlpha):
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mask_value = (alpha >= mode.parameters.binarizationCutoff ? 1 : 0);
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break;
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case(ShapeModeReverseBinarizeAlpha):
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mask_value = (alpha <= mode.parameters.binarizationCutoff ? 1 : 0);
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break;
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case(ShapeModeColorKey):
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key = mode.parameters.colorKey;
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mask_value = ((key.r != r && key.g != g && key.b != b) ? 1 : 0);
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break;
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}
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bitmap[bitmap_pixel / ppb] |= mask_value << (7 - ((ppb - 1) - (bitmap_pixel % ppb)));
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}
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}
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if(SDL_MUSTLOCK(shape))
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SDL_UnlockSurface(shape);
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void
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SDL_CalculateShapeBitmap(SDL_WindowShapeMode mode,SDL_Surface *shape,Uint8* bitmap,Uint8 ppb) {
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int x = 0;
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int y = 0;
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Uint8 r = 0,g = 0,b = 0,alpha = 0;
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Uint8* pixel = NULL;
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Uint32 bitmap_pixel,pixel_value = 0,mask_value = 0;
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SDL_Color key;
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if(SDL_MUSTLOCK(shape))
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SDL_LockSurface(shape);
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pixel = (Uint8*)shape->pixels;
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for(y = 0;y<shape->h;y++) {
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for(x=0;x<shape->w;x++) {
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alpha = 0;
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pixel_value = 0;
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pixel = (Uint8 *)(shape->pixels) + (y*shape->pitch) + (x*shape->format->BytesPerPixel);
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switch(shape->format->BytesPerPixel) {
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case(1):
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pixel_value = *(Uint8*)pixel;
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break;
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case(2):
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pixel_value = *(Uint16*)pixel;
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break;
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case(3):
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pixel_value = *(Uint32*)pixel & (~shape->format->Amask);
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break;
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case(4):
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pixel_value = *(Uint32*)pixel;
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break;
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}
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SDL_GetRGBA(pixel_value,shape->format,&r,&g,&b,&alpha);
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bitmap_pixel = y*shape->w + x;
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switch(mode.mode) {
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case(ShapeModeDefault):
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mask_value = (alpha >= 1 ? 1 : 0);
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break;
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case(ShapeModeBinarizeAlpha):
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mask_value = (alpha >= mode.parameters.binarizationCutoff ? 1 : 0);
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break;
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case(ShapeModeReverseBinarizeAlpha):
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mask_value = (alpha <= mode.parameters.binarizationCutoff ? 1 : 0);
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break;
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case(ShapeModeColorKey):
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key = mode.parameters.colorKey;
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mask_value = ((key.r != r && key.g != g && key.b != b) ? 1 : 0);
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break;
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}
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bitmap[bitmap_pixel / ppb] |= mask_value << (7 - ((ppb - 1) - (bitmap_pixel % ppb)));
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}
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}
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if(SDL_MUSTLOCK(shape))
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SDL_UnlockSurface(shape);
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}
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SDL_ShapeTree* RecursivelyCalculateShapeTree(SDL_WindowShapeMode mode,SDL_Surface* mask,SDL_bool invert,SDL_Rect dimensions) {
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int x = 0,y = 0;
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Uint8* pixel = NULL;
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Uint32 pixel_value = 0;
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Uint8 r = 0,g = 0,b = 0,a = 0;
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SDL_bool pixel_transparent = SDL_FALSE;
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int last_transparent = -1;
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SDL_Color key;
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SDL_ShapeTree* result = (SDL_ShapeTree*)SDL_malloc(sizeof(SDL_ShapeTree));
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SDL_Rect next = {0,0,0,0};
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for(y=dimensions.y;y<dimensions.h;y++)
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for(x=dimensions.x;x<dimensions.w;x++) {
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pixel_value = 0;
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pixel = (Uint8 *)(mask->pixels) + (y*mask->pitch) + (x*mask->format->BytesPerPixel);
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switch(mask->format->BytesPerPixel) {
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case(1):
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pixel_value = *(Uint8*)pixel;
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break;
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case(2):
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pixel_value = *(Uint16*)pixel;
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break;
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case(3):
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pixel_value = *(Uint32*)pixel & (~mask->format->Amask);
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break;
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case(4):
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pixel_value = *(Uint32*)pixel;
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break;
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}
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SDL_GetRGBA(pixel_value,mask->format,&r,&g,&b,&a);
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switch(mode.mode) {
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case(ShapeModeDefault):
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pixel_transparent = (SDL_bool)(a >= 1 ? !invert : invert);
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break;
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case(ShapeModeBinarizeAlpha):
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pixel_transparent = (SDL_bool)(a >= mode.parameters.binarizationCutoff ? !invert : invert);
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break;
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case(ShapeModeReverseBinarizeAlpha):
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pixel_transparent = (SDL_bool)(a <= mode.parameters.binarizationCutoff ? !invert : invert);
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break;
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case(ShapeModeColorKey):
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key = mode.parameters.colorKey;
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pixel_transparent = (SDL_bool)((key.r == r && key.g == g && key.b == b) ? !invert : invert);
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break;
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}
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if(last_transparent == -1) {
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last_transparent = pixel_transparent;
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break;
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}
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if(last_transparent != pixel_transparent) {
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result->kind = QuadShape;
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//These will stay the same.
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next.w = dimensions.w / 2;
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next.h = dimensions.h / 2;
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//These will change from recursion to recursion.
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next.x = dimensions.x;
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next.y = dimensions.y;
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result->data.children.upleft = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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next.x = dimensions.w / 2 + 1;
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//Unneeded: next.y = dimensions.y;
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result->data.children.upright = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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next.x = dimensions.x;
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next.y = dimensions.h / 2 + 1;
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result->data.children.downleft = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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next.x = dimensions.w / 2 + 1;
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//Unneeded: next.y = dimensions.h / 2 + 1;
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result->data.children.downright = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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return result;
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}
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}
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//If we never recursed, all the pixels in this quadrant have the same "value".
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result->kind = (last_transparent == SDL_FALSE ? OpaqueShape : TransparentShape);
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result->data.shape = dimensions;
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return result;
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SDL_ShapeTree*
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RecursivelyCalculateShapeTree(SDL_WindowShapeMode mode,SDL_Surface* mask,SDL_bool invert,SDL_Rect dimensions) {
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int x = 0,y = 0;
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Uint8* pixel = NULL;
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Uint32 pixel_value = 0;
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Uint8 r = 0,g = 0,b = 0,a = 0;
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SDL_bool pixel_transparent = SDL_FALSE;
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int last_transparent = -1;
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SDL_Color key;
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SDL_ShapeTree* result = (SDL_ShapeTree*)SDL_malloc(sizeof(SDL_ShapeTree));
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SDL_Rect next = {0,0,0,0};
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for(y=dimensions.y;y<dimensions.h;y++)
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for(x=dimensions.x;x<dimensions.w;x++) {
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pixel_value = 0;
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pixel = (Uint8 *)(mask->pixels) + (y*mask->pitch) + (x*mask->format->BytesPerPixel);
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switch(mask->format->BytesPerPixel) {
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case(1):
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pixel_value = *(Uint8*)pixel;
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break;
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case(2):
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pixel_value = *(Uint16*)pixel;
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break;
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case(3):
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pixel_value = *(Uint32*)pixel & (~mask->format->Amask);
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break;
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case(4):
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pixel_value = *(Uint32*)pixel;
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break;
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}
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SDL_GetRGBA(pixel_value,mask->format,&r,&g,&b,&a);
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switch(mode.mode) {
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case(ShapeModeDefault):
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pixel_transparent = (SDL_bool)(a >= 1 ? !invert : invert);
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break;
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case(ShapeModeBinarizeAlpha):
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pixel_transparent = (SDL_bool)(a >= mode.parameters.binarizationCutoff ? !invert : invert);
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break;
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case(ShapeModeReverseBinarizeAlpha):
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pixel_transparent = (SDL_bool)(a <= mode.parameters.binarizationCutoff ? !invert : invert);
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break;
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case(ShapeModeColorKey):
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key = mode.parameters.colorKey;
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pixel_transparent = (SDL_bool)((key.r == r && key.g == g && key.b == b) ? !invert : invert);
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break;
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}
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if(last_transparent == -1) {
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last_transparent = pixel_transparent;
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break;
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}
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if(last_transparent != pixel_transparent) {
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result->kind = QuadShape;
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//These will stay the same.
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next.w = dimensions.w / 2;
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next.h = dimensions.h / 2;
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//These will change from recursion to recursion.
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next.x = dimensions.x;
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next.y = dimensions.y;
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result->data.children.upleft = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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next.x = dimensions.w / 2 + 1;
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//Unneeded: next.y = dimensions.y;
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result->data.children.upright = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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next.x = dimensions.x;
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next.y = dimensions.h / 2 + 1;
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result->data.children.downleft = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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next.x = dimensions.w / 2 + 1;
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//Unneeded: next.y = dimensions.h / 2 + 1;
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result->data.children.downright = (struct SDL_ShapeTree *)RecursivelyCalculateShapeTree(mode,mask,invert,next);
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return result;
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}
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}
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//If we never recursed, all the pixels in this quadrant have the same "value".
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result->kind = (last_transparent == SDL_FALSE ? OpaqueShape : TransparentShape);
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result->data.shape = dimensions;
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return result;
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}
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SDL_ShapeTree* SDL_CalculateShapeTree(SDL_WindowShapeMode mode,SDL_Surface* shape,SDL_bool invert) {
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SDL_Rect dimensions = {0,0,shape->w,shape->h};
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SDL_ShapeTree* result = NULL;
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if(SDL_MUSTLOCK(shape))
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SDL_LockSurface(shape);
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result = RecursivelyCalculateShapeTree(mode,shape,invert,dimensions);
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if(SDL_MUSTLOCK(shape))
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SDL_UnlockSurface(shape);
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return result;
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SDL_ShapeTree*
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SDL_CalculateShapeTree(SDL_WindowShapeMode mode,SDL_Surface* shape,SDL_bool invert) {
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SDL_Rect dimensions = {0,0,shape->w,shape->h};
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SDL_ShapeTree* result = NULL;
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if(SDL_MUSTLOCK(shape))
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SDL_LockSurface(shape);
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result = RecursivelyCalculateShapeTree(mode,shape,invert,dimensions);
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if(SDL_MUSTLOCK(shape))
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SDL_UnlockSurface(shape);
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return result;
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}
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void SDL_TraverseShapeTree(SDL_ShapeTree *tree,void(*function)(SDL_ShapeTree*,void*),void* closure) {
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if(tree->kind == QuadShape) {
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.upleft,function,closure);
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.upright,function,closure);
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.downleft,function,closure);
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.downright,function,closure);
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}
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else
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function(tree,closure);
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void
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SDL_TraverseShapeTree(SDL_ShapeTree *tree,void(*function)(SDL_ShapeTree*,void*),void* closure) {
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if(tree->kind == QuadShape) {
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.upleft,function,closure);
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.upright,function,closure);
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.downleft,function,closure);
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SDL_TraverseShapeTree((SDL_ShapeTree *)tree->data.children.downright,function,closure);
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}
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else
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function(tree,closure);
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}
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void SDL_FreeShapeTree(SDL_ShapeTree** shapeTree) {
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if((*shapeTree)->kind == QuadShape) {
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.upleft);
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.upright);
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.downleft);
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.downright);
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}
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SDL_free(*shapeTree);
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*shapeTree = NULL;
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void
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SDL_FreeShapeTree(SDL_ShapeTree** shapeTree) {
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if((*shapeTree)->kind == QuadShape) {
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.upleft);
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.upright);
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.downleft);
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SDL_FreeShapeTree((SDL_ShapeTree **)&(*shapeTree)->data.children.downright);
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}
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SDL_free(*shapeTree);
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*shapeTree = NULL;
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}
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int SDL_SetWindowShape(SDL_Window *window,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
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int result;
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if(window == NULL || !SDL_IsShapedWindow(window))
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//The window given was not a shapeable window.
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return SDL_NONSHAPEABLE_WINDOW;
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if(shape == NULL)
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//Invalid shape argument.
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return SDL_INVALID_SHAPE_ARGUMENT;
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if(shapeMode != NULL)
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window->shaper->mode = *shapeMode;
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//TODO: Platform-specific implementations of SetWindowShape. X11 is finished. Win32 is finished. Debugging is in progress on both.
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result = window->display->device->shape_driver.SetWindowShape(window->shaper,shape,shapeMode);
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window->shaper->hasshape = SDL_TRUE;
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if((window->shaper->usershownflag & SDL_WINDOW_SHOWN) == SDL_WINDOW_SHOWN) {
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SDL_ShowWindow(window);
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window->shaper->usershownflag &= !SDL_WINDOW_SHOWN;
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}
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return result;
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int
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SDL_SetWindowShape(SDL_Window *window,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
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int result;
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if(window == NULL || !SDL_IsShapedWindow(window))
|
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//The window given was not a shapeable window.
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return SDL_NONSHAPEABLE_WINDOW;
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if(shape == NULL)
|
||||
//Invalid shape argument.
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return SDL_INVALID_SHAPE_ARGUMENT;
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||||
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if(shapeMode != NULL)
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window->shaper->mode = *shapeMode;
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//TODO: Platform-specific implementations of SetWindowShape. X11 is finished. Win32 is finished. Debugging is in progress on both.
|
||||
result = window->display->device->shape_driver.SetWindowShape(window->shaper,shape,shapeMode);
|
||||
window->shaper->hasshape = SDL_TRUE;
|
||||
if((window->shaper->usershownflag & SDL_WINDOW_SHOWN) == SDL_WINDOW_SHOWN) {
|
||||
SDL_ShowWindow(window);
|
||||
window->shaper->usershownflag &= !SDL_WINDOW_SHOWN;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
SDL_bool SDL_WindowHasAShape(SDL_Window *window) {
|
||||
if (window == NULL && !SDL_IsShapedWindow(window))
|
||||
return SDL_FALSE;
|
||||
return window->shaper->hasshape;
|
||||
SDL_bool
|
||||
SDL_WindowHasAShape(SDL_Window *window) {
|
||||
if (window == NULL && !SDL_IsShapedWindow(window))
|
||||
return SDL_FALSE;
|
||||
return window->shaper->hasshape;
|
||||
}
|
||||
|
||||
int SDL_GetShapedWindowMode(SDL_Window *window,SDL_WindowShapeMode *shapeMode) {
|
||||
if(window != NULL && SDL_IsShapedWindow(window)) {
|
||||
if(shapeMode == NULL) {
|
||||
if(SDL_WindowHasAShape(window))
|
||||
//The window given has a shape.
|
||||
return 0;
|
||||
else
|
||||
//The window given is shapeable but lacks a shape.
|
||||
return SDL_WINDOW_LACKS_SHAPE;
|
||||
}
|
||||
else {
|
||||
*shapeMode = window->shaper->mode;
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
else
|
||||
//The window given is not a valid shapeable window.
|
||||
return SDL_NONSHAPEABLE_WINDOW;
|
||||
int
|
||||
SDL_GetShapedWindowMode(SDL_Window *window,SDL_WindowShapeMode *shapeMode) {
|
||||
if(window != NULL && SDL_IsShapedWindow(window)) {
|
||||
if(shapeMode == NULL) {
|
||||
if(SDL_WindowHasAShape(window))
|
||||
//The window given has a shape.
|
||||
return 0;
|
||||
else
|
||||
//The window given is shapeable but lacks a shape.
|
||||
return SDL_WINDOW_LACKS_SHAPE;
|
||||
}
|
||||
else {
|
||||
*shapeMode = window->shaper->mode;
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
else
|
||||
//The window given is not a valid shapeable window.
|
||||
return SDL_NONSHAPEABLE_WINDOW;
|
||||
}
|
||||
|
||||
@@ -24,48 +24,51 @@
|
||||
#include "SDL_shape.h"
|
||||
#include "SDL_cocoashape.h"
|
||||
|
||||
SDL_WindowShaper* Cocoa_CreateShaper(SDL_Window* window) {
|
||||
SDL_WindowData* data = (SDL_WindowData*)window->driverdata;
|
||||
[data->nswindow setAlpha:1.0];
|
||||
[data->nswindow setOpaque:YES];
|
||||
[data->nswindow setStyleMask:NSBorderlessWindowMask];
|
||||
SDL_Shaper* result = result = malloc(sizeof(SDL_WindowShaper));
|
||||
result->window = window;
|
||||
result->mode.mode = ShapeModeDefault;
|
||||
result->mode.parameters.binarizationCutoff = 1;
|
||||
result->usershownflag = 0;
|
||||
window->shaper = result;
|
||||
|
||||
SDL_ShapeData* data = malloc(sizeof(SDL_ShapeData));
|
||||
result->driverdata = data;
|
||||
data->context = [data->nswindow graphicsContext];
|
||||
data->saved = SDL_False;
|
||||
data->rects = NULL;
|
||||
data->count = 0;
|
||||
|
||||
int resized_properly = Cocoa_ResizeWindowShape(window);
|
||||
assert(resized_properly == 0);
|
||||
return result;
|
||||
SDL_WindowShaper*
|
||||
Cocoa_CreateShaper(SDL_Window* window) {
|
||||
SDL_WindowData* data = (SDL_WindowData*)window->driverdata;
|
||||
[data->nswindow setAlpha:1.0];
|
||||
[data->nswindow setOpaque:YES];
|
||||
[data->nswindow setStyleMask:NSBorderlessWindowMask];
|
||||
SDL_Shaper* result = result = malloc(sizeof(SDL_WindowShaper));
|
||||
result->window = window;
|
||||
result->mode.mode = ShapeModeDefault;
|
||||
result->mode.parameters.binarizationCutoff = 1;
|
||||
result->usershownflag = 0;
|
||||
window->shaper = result;
|
||||
|
||||
SDL_ShapeData* data = malloc(sizeof(SDL_ShapeData));
|
||||
result->driverdata = data;
|
||||
data->context = [data->nswindow graphicsContext];
|
||||
data->saved = SDL_False;
|
||||
data->rects = NULL;
|
||||
data->count = 0;
|
||||
|
||||
int resized_properly = Cocoa_ResizeWindowShape(window);
|
||||
assert(resized_properly == 0);
|
||||
return result;
|
||||
}
|
||||
|
||||
int Cocoa_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
|
||||
SDL_WindowData* data = (SDL_WindowData*)shaper->window->driverdata;
|
||||
if(data->saved == SDL_True) {
|
||||
[data->context restoreGraphicsState];
|
||||
data->saved = SDL_False;
|
||||
}
|
||||
|
||||
[data->context saveGraphicsState];
|
||||
data->saved = SDL_True;
|
||||
|
||||
[[NSColor clearColor] set];
|
||||
NSRectFill([[data->nswindow contentView] frame]);
|
||||
/* TODO: It looks like Cocoa can set a clipping path based on a list of rectangles. That's what we get from the
|
||||
int
|
||||
Cocoa_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
|
||||
SDL_WindowData* data = (SDL_WindowData*)shaper->window->driverdata;
|
||||
if(data->saved == SDL_True) {
|
||||
[data->context restoreGraphicsState];
|
||||
data->saved = SDL_False;
|
||||
}
|
||||
|
||||
[data->context saveGraphicsState];
|
||||
data->saved = SDL_True;
|
||||
|
||||
[[NSColor clearColor] set];
|
||||
NSRectFill([[data->nswindow contentView] frame]);
|
||||
/* TODO: It looks like Cocoa can set a clipping path based on a list of rectangles. That's what we get from the
|
||||
Windoze shape-calculation code: a list of rectangles. This will work... I think. */
|
||||
}
|
||||
|
||||
int Cocoa_ResizeWindowShape(SDL_Window *window) {
|
||||
SDL_ShapeData* data = window->shaper->driverdata;
|
||||
assert(data != NULL);
|
||||
return 0;
|
||||
int
|
||||
Cocoa_ResizeWindowShape(SDL_Window *window) {
|
||||
SDL_ShapeData* data = window->shaper->driverdata;
|
||||
assert(data != NULL);
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -23,79 +23,83 @@
|
||||
#include "SDL_win32shape.h"
|
||||
#include "SDL_win32video.h"
|
||||
|
||||
SDL_WindowShaper* Win32_CreateShaper(SDL_Window * window) {
|
||||
int resized_properly;
|
||||
SDL_WindowShaper* result = (SDL_WindowShaper *)SDL_malloc(sizeof(SDL_WindowShaper));
|
||||
result->window = window;
|
||||
result->mode.mode = ShapeModeDefault;
|
||||
result->mode.parameters.binarizationCutoff = 1;
|
||||
result->usershownflag = 0;
|
||||
result->driverdata = (SDL_ShapeData*)SDL_malloc(sizeof(SDL_ShapeData));
|
||||
((SDL_ShapeData*)result->driverdata)->mask_tree = NULL;
|
||||
//Put some driver-data here.
|
||||
window->shaper = result;
|
||||
resized_properly = Win32_ResizeWindowShape(window);
|
||||
if (resized_properly != 0)
|
||||
return NULL;
|
||||
SDL_WindowShaper*
|
||||
Win32_CreateShaper(SDL_Window * window) {
|
||||
int resized_properly;
|
||||
SDL_WindowShaper* result = (SDL_WindowShaper *)SDL_malloc(sizeof(SDL_WindowShaper));
|
||||
result->window = window;
|
||||
result->mode.mode = ShapeModeDefault;
|
||||
result->mode.parameters.binarizationCutoff = 1;
|
||||
result->usershownflag = 0;
|
||||
result->driverdata = (SDL_ShapeData*)SDL_malloc(sizeof(SDL_ShapeData));
|
||||
((SDL_ShapeData*)result->driverdata)->mask_tree = NULL;
|
||||
//Put some driver-data here.
|
||||
window->shaper = result;
|
||||
resized_properly = Win32_ResizeWindowShape(window);
|
||||
if (resized_properly != 0)
|
||||
return NULL;
|
||||
|
||||
return result;
|
||||
return result;
|
||||
}
|
||||
|
||||
void CombineRectRegions(SDL_ShapeTree* node, void* closure) {
|
||||
HRGN* mask_region = (HRGN *)closure;
|
||||
if(node->kind == OpaqueShape) {
|
||||
HRGN temp_region = CreateRectRgn(node->data.shape.x,node->data.shape.y,node->data.shape.w,node->data.shape.h);
|
||||
CombineRgn(*mask_region,*mask_region,temp_region, RGN_OR);
|
||||
DeleteObject(temp_region);
|
||||
}
|
||||
void
|
||||
CombineRectRegions(SDL_ShapeTree* node, void* closure) {
|
||||
HRGN* mask_region = (HRGN *)closure;
|
||||
if(node->kind == OpaqueShape) {
|
||||
HRGN temp_region = CreateRectRgn(node->data.shape.x,node->data.shape.y,node->data.shape.w,node->data.shape.h);
|
||||
CombineRgn(*mask_region,*mask_region,temp_region, RGN_OR);
|
||||
DeleteObject(temp_region);
|
||||
}
|
||||
}
|
||||
|
||||
int Win32_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
|
||||
SDL_ShapeData *data;
|
||||
HRGN mask_region;
|
||||
int
|
||||
Win32_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
|
||||
SDL_ShapeData *data;
|
||||
HRGN mask_region;
|
||||
SDL_WindowData *windowdata;
|
||||
HWND hwnd;
|
||||
|
||||
if (shaper == NULL || shape == NULL)
|
||||
return SDL_INVALID_SHAPE_ARGUMENT;
|
||||
if(shape->format->Amask == 0 && shapeMode->mode != ShapeModeColorKey || shape->w != shaper->window->w || shape->h != shaper->window->h)
|
||||
return SDL_INVALID_SHAPE_ARGUMENT;
|
||||
|
||||
data = (SDL_ShapeData*)shaper->driverdata;
|
||||
if(data->mask_tree != NULL)
|
||||
SDL_FreeShapeTree(&data->mask_tree);
|
||||
data->mask_tree = SDL_CalculateShapeTree(*shapeMode,shape,SDL_FALSE);
|
||||
|
||||
/*
|
||||
* Start with empty region
|
||||
*/
|
||||
mask_region = CreateRectRgn(0, 0, 0, 0);
|
||||
|
||||
SDL_TraverseShapeTree(data->mask_tree,&CombineRectRegions,&mask_region);
|
||||
|
||||
/*
|
||||
* Set the new region mask for the window
|
||||
*/
|
||||
windowdata=(SDL_WindowData *)(shaper->window->driverdata);
|
||||
hwnd = windowdata->hwnd;
|
||||
SetWindowRgn(hwnd, mask_region, TRUE);
|
||||
|
||||
return 0;
|
||||
if (shaper == NULL || shape == NULL)
|
||||
return SDL_INVALID_SHAPE_ARGUMENT;
|
||||
if(shape->format->Amask == 0 && shapeMode->mode != ShapeModeColorKey || shape->w != shaper->window->w || shape->h != shaper->window->h)
|
||||
return SDL_INVALID_SHAPE_ARGUMENT;
|
||||
|
||||
data = (SDL_ShapeData*)shaper->driverdata;
|
||||
if(data->mask_tree != NULL)
|
||||
SDL_FreeShapeTree(&data->mask_tree);
|
||||
data->mask_tree = SDL_CalculateShapeTree(*shapeMode,shape,SDL_FALSE);
|
||||
|
||||
/*
|
||||
* Start with empty region
|
||||
*/
|
||||
mask_region = CreateRectRgn(0, 0, 0, 0);
|
||||
|
||||
SDL_TraverseShapeTree(data->mask_tree,&CombineRectRegions,&mask_region);
|
||||
|
||||
/*
|
||||
* Set the new region mask for the window
|
||||
*/
|
||||
windowdata=(SDL_WindowData *)(shaper->window->driverdata);
|
||||
hwnd = windowdata->hwnd;
|
||||
SetWindowRgn(hwnd, mask_region, TRUE);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int Win32_ResizeWindowShape(SDL_Window *window) {
|
||||
SDL_ShapeData* data;
|
||||
int
|
||||
Win32_ResizeWindowShape(SDL_Window *window) {
|
||||
SDL_ShapeData* data;
|
||||
|
||||
if (window == NULL)
|
||||
return -1;
|
||||
data = (SDL_ShapeData *)window->shaper->driverdata;
|
||||
if (data == NULL)
|
||||
return -1;
|
||||
|
||||
if(data->mask_tree != NULL)
|
||||
SDL_FreeShapeTree(&data->mask_tree);
|
||||
|
||||
window->shaper->usershownflag |= window->flags & SDL_WINDOW_SHOWN;
|
||||
|
||||
return 0;
|
||||
if (window == NULL)
|
||||
return -1;
|
||||
data = (SDL_ShapeData *)window->shaper->driverdata;
|
||||
if (data == NULL)
|
||||
return -1;
|
||||
|
||||
if(data->mask_tree != NULL)
|
||||
SDL_FreeShapeTree(&data->mask_tree);
|
||||
|
||||
window->shaper->usershownflag |= window->flags & SDL_WINDOW_SHOWN;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -25,80 +25,84 @@
|
||||
#include "SDL_x11shape.h"
|
||||
#include "SDL_x11window.h"
|
||||
|
||||
SDL_Window* X11_CreateShapedWindow(const char *title,unsigned int x,unsigned int y,unsigned int w,unsigned int h,Uint32 flags) {
|
||||
return SDL_CreateWindow(title,x,y,w,h,flags);
|
||||
SDL_Window*
|
||||
X11_CreateShapedWindow(const char *title,unsigned int x,unsigned int y,unsigned int w,unsigned int h,Uint32 flags) {
|
||||
return SDL_CreateWindow(title,x,y,w,h,flags);
|
||||
}
|
||||
|
||||
SDL_WindowShaper* X11_CreateShaper(SDL_Window* window) {
|
||||
SDL_WindowShaper* result = NULL;
|
||||
SDL_WindowShaper*
|
||||
X11_CreateShaper(SDL_Window* window) {
|
||||
SDL_WindowShaper* result = NULL;
|
||||
|
||||
#if SDL_VIDEO_DRIVER_X11_XSHAPE
|
||||
if (SDL_X11_HAVE_XSHAPE) { /* Make sure X server supports it. */
|
||||
result = malloc(sizeof(SDL_WindowShaper));
|
||||
result->window = window;
|
||||
result->mode.mode = ShapeModeDefault;
|
||||
result->mode.parameters.binarizationCutoff = 1;
|
||||
result->usershownflag = 0;
|
||||
SDL_ShapeData* data = malloc(sizeof(SDL_ShapeData));
|
||||
result->driverdata = data;
|
||||
data->bitmapsize = 0;
|
||||
data->bitmap = NULL;
|
||||
window->shaper = result;
|
||||
int resized_properly = X11_ResizeWindowShape(window);
|
||||
assert(resized_properly == 0);
|
||||
}
|
||||
if (SDL_X11_HAVE_XSHAPE) { /* Make sure X server supports it. */
|
||||
result = malloc(sizeof(SDL_WindowShaper));
|
||||
result->window = window;
|
||||
result->mode.mode = ShapeModeDefault;
|
||||
result->mode.parameters.binarizationCutoff = 1;
|
||||
result->usershownflag = 0;
|
||||
SDL_ShapeData* data = malloc(sizeof(SDL_ShapeData));
|
||||
result->driverdata = data;
|
||||
data->bitmapsize = 0;
|
||||
data->bitmap = NULL;
|
||||
window->shaper = result;
|
||||
int resized_properly = X11_ResizeWindowShape(window);
|
||||
assert(resized_properly == 0);
|
||||
}
|
||||
#endif
|
||||
|
||||
return result;
|
||||
return result;
|
||||
}
|
||||
|
||||
int X11_ResizeWindowShape(SDL_Window* window) {
|
||||
SDL_ShapeData* data = window->shaper->driverdata;
|
||||
assert(data != NULL);
|
||||
|
||||
unsigned int bitmapsize = window->w / 8;
|
||||
if(window->w % 8 > 0)
|
||||
bitmapsize += 1;
|
||||
bitmapsize *= window->h;
|
||||
if(data->bitmapsize != bitmapsize || data->bitmap == NULL) {
|
||||
data->bitmapsize = bitmapsize;
|
||||
if(data->bitmap != NULL)
|
||||
free(data->bitmap);
|
||||
data->bitmap = malloc(data->bitmapsize);
|
||||
if(data->bitmap == NULL) {
|
||||
SDL_SetError("Could not allocate memory for shaped-window bitmap.");
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
memset(data->bitmap,0,data->bitmapsize);
|
||||
|
||||
window->shaper->usershownflag |= window->flags & SDL_WINDOW_SHOWN;
|
||||
|
||||
return 0;
|
||||
int
|
||||
X11_ResizeWindowShape(SDL_Window* window) {
|
||||
SDL_ShapeData* data = window->shaper->driverdata;
|
||||
assert(data != NULL);
|
||||
|
||||
unsigned int bitmapsize = window->w / 8;
|
||||
if(window->w % 8 > 0)
|
||||
bitmapsize += 1;
|
||||
bitmapsize *= window->h;
|
||||
if(data->bitmapsize != bitmapsize || data->bitmap == NULL) {
|
||||
data->bitmapsize = bitmapsize;
|
||||
if(data->bitmap != NULL)
|
||||
free(data->bitmap);
|
||||
data->bitmap = malloc(data->bitmapsize);
|
||||
if(data->bitmap == NULL) {
|
||||
SDL_SetError("Could not allocate memory for shaped-window bitmap.");
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
memset(data->bitmap,0,data->bitmapsize);
|
||||
|
||||
window->shaper->usershownflag |= window->flags & SDL_WINDOW_SHOWN;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int X11_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
|
||||
if(shaper == NULL || shape == NULL || shaper->driverdata == NULL)
|
||||
return -1;
|
||||
|
||||
int
|
||||
X11_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
|
||||
if(shaper == NULL || shape == NULL || shaper->driverdata == NULL)
|
||||
return -1;
|
||||
|
||||
#if SDL_VIDEO_DRIVER_X11_XSHAPE
|
||||
if(!SDL_ISPIXELFORMAT_ALPHA(SDL_MasksToPixelFormatEnum(shape->format->BitsPerPixel,shape->format->Rmask,shape->format->Gmask,shape->format->Bmask,shape->format->Amask)))
|
||||
return -2;
|
||||
if(shape->w != shaper->window->w || shape->h != shaper->window->h)
|
||||
return -3;
|
||||
SDL_ShapeData *data = shaper->driverdata;
|
||||
|
||||
/* Assume that shaper->alphacutoff already has a value, because SDL_SetWindowShape() should have given it one. */
|
||||
SDL_CalculateShapeBitmap(shaper->mode,shape,data->bitmap,8);
|
||||
|
||||
SDL_WindowData *windowdata = (SDL_WindowData*)(shaper->window->driverdata);
|
||||
Pixmap shapemask = XCreateBitmapFromData(windowdata->videodata->display,windowdata->xwindow,data->bitmap,shaper->window->w,shaper->window->h);
|
||||
|
||||
XShapeCombineMask(windowdata->videodata->display,windowdata->xwindow, ShapeBounding, 0, 0,shapemask, ShapeSet);
|
||||
XSync(windowdata->videodata->display,False);
|
||||
if(!SDL_ISPIXELFORMAT_ALPHA(SDL_MasksToPixelFormatEnum(shape->format->BitsPerPixel,shape->format->Rmask,shape->format->Gmask,shape->format->Bmask,shape->format->Amask)))
|
||||
return -2;
|
||||
if(shape->w != shaper->window->w || shape->h != shaper->window->h)
|
||||
return -3;
|
||||
SDL_ShapeData *data = shaper->driverdata;
|
||||
|
||||
/* Assume that shaper->alphacutoff already has a value, because SDL_SetWindowShape() should have given it one. */
|
||||
SDL_CalculateShapeBitmap(shaper->mode,shape,data->bitmap,8);
|
||||
|
||||
SDL_WindowData *windowdata = (SDL_WindowData*)(shaper->window->driverdata);
|
||||
Pixmap shapemask = XCreateBitmapFromData(windowdata->videodata->display,windowdata->xwindow,data->bitmap,shaper->window->w,shaper->window->h);
|
||||
|
||||
XShapeCombineMask(windowdata->videodata->display,windowdata->xwindow, ShapeBounding, 0, 0,shapemask, ShapeSet);
|
||||
XSync(windowdata->videodata->display,False);
|
||||
|
||||
XFreePixmap(windowdata->videodata->display,shapemask);
|
||||
XFreePixmap(windowdata->videodata->display,shapemask);
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user