From 30f41c02aec763d32e62351452da9ef582bc3472 Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Fri, 6 Mar 2026 13:30:59 -0800 Subject: Move contrib libraries to contrib repo --- .../src/render/software/SDL_blendfillrect.c | 371 --------------------- 1 file changed, 371 deletions(-) delete mode 100644 contrib/SDL-3.2.8/src/render/software/SDL_blendfillrect.c (limited to 'contrib/SDL-3.2.8/src/render/software/SDL_blendfillrect.c') diff --git a/contrib/SDL-3.2.8/src/render/software/SDL_blendfillrect.c b/contrib/SDL-3.2.8/src/render/software/SDL_blendfillrect.c deleted file mode 100644 index 4e5c7f8..0000000 --- a/contrib/SDL-3.2.8/src/render/software/SDL_blendfillrect.c +++ /dev/null @@ -1,371 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2025 Sam Lantinga - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -#include "SDL_internal.h" - -#ifdef SDL_VIDEO_RENDER_SW - -#include "SDL_draw.h" -#include "SDL_blendfillrect.h" - -static bool SDL_BlendFillRect_RGB555(SDL_Surface *dst, const SDL_Rect *rect, - SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - unsigned inva = 0xff - a; - - switch (blendMode) { - case SDL_BLENDMODE_BLEND: - FILLRECT(Uint16, DRAW_SETPIXEL_BLEND_RGB555); - break; - case SDL_BLENDMODE_BLEND_PREMULTIPLIED: - FILLRECT(Uint16, DRAW_SETPIXEL_BLEND_CLAMPED_RGB555); - break; - case SDL_BLENDMODE_ADD: - case SDL_BLENDMODE_ADD_PREMULTIPLIED: - FILLRECT(Uint16, DRAW_SETPIXEL_ADD_RGB555); - break; - case SDL_BLENDMODE_MOD: - FILLRECT(Uint16, DRAW_SETPIXEL_MOD_RGB555); - break; - case SDL_BLENDMODE_MUL: - FILLRECT(Uint16, DRAW_SETPIXEL_MUL_RGB555); - break; - default: - FILLRECT(Uint16, DRAW_SETPIXEL_RGB555); - break; - } - return true; -} - -static bool SDL_BlendFillRect_RGB565(SDL_Surface *dst, const SDL_Rect *rect, - SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - unsigned inva = 0xff - a; - - switch (blendMode) { - case SDL_BLENDMODE_BLEND: - FILLRECT(Uint16, DRAW_SETPIXEL_BLEND_RGB565); - break; - case SDL_BLENDMODE_BLEND_PREMULTIPLIED: - FILLRECT(Uint16, DRAW_SETPIXEL_BLEND_CLAMPED_RGB565); - break; - case SDL_BLENDMODE_ADD: - case SDL_BLENDMODE_ADD_PREMULTIPLIED: - FILLRECT(Uint16, DRAW_SETPIXEL_ADD_RGB565); - break; - case SDL_BLENDMODE_MOD: - FILLRECT(Uint16, DRAW_SETPIXEL_MOD_RGB565); - break; - case SDL_BLENDMODE_MUL: - FILLRECT(Uint16, DRAW_SETPIXEL_MUL_RGB565); - break; - default: - FILLRECT(Uint16, DRAW_SETPIXEL_RGB565); - break; - } - return true; -} - -static bool SDL_BlendFillRect_XRGB8888(SDL_Surface *dst, const SDL_Rect *rect, - SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - unsigned inva = 0xff - a; - - switch (blendMode) { - case SDL_BLENDMODE_BLEND: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_XRGB8888); - break; - case SDL_BLENDMODE_BLEND_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_CLAMPED_XRGB8888); - break; - case SDL_BLENDMODE_ADD: - case SDL_BLENDMODE_ADD_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_ADD_XRGB8888); - break; - case SDL_BLENDMODE_MOD: - FILLRECT(Uint32, DRAW_SETPIXEL_MOD_XRGB8888); - break; - case SDL_BLENDMODE_MUL: - FILLRECT(Uint32, DRAW_SETPIXEL_MUL_XRGB8888); - break; - default: - FILLRECT(Uint32, DRAW_SETPIXEL_XRGB8888); - break; - } - return true; -} - -static bool SDL_BlendFillRect_ARGB8888(SDL_Surface *dst, const SDL_Rect *rect, - SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - unsigned inva = 0xff - a; - - switch (blendMode) { - case SDL_BLENDMODE_BLEND: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_ARGB8888); - break; - case SDL_BLENDMODE_BLEND_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_CLAMPED_ARGB8888); - break; - case SDL_BLENDMODE_ADD: - case SDL_BLENDMODE_ADD_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_ADD_ARGB8888); - break; - case SDL_BLENDMODE_MOD: - FILLRECT(Uint32, DRAW_SETPIXEL_MOD_ARGB8888); - break; - case SDL_BLENDMODE_MUL: - FILLRECT(Uint32, DRAW_SETPIXEL_MUL_ARGB8888); - break; - default: - FILLRECT(Uint32, DRAW_SETPIXEL_ARGB8888); - break; - } - return true; -} - -static bool SDL_BlendFillRect_RGB(SDL_Surface *dst, const SDL_Rect *rect, - SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - const SDL_PixelFormatDetails *fmt = dst->fmt; - unsigned inva = 0xff - a; - - switch (fmt->bytes_per_pixel) { - case 2: - switch (blendMode) { - case SDL_BLENDMODE_BLEND: - FILLRECT(Uint16, DRAW_SETPIXEL_BLEND_RGB); - break; - case SDL_BLENDMODE_BLEND_PREMULTIPLIED: - FILLRECT(Uint16, DRAW_SETPIXEL_BLEND_CLAMPED_RGB); - break; - case SDL_BLENDMODE_ADD: - case SDL_BLENDMODE_ADD_PREMULTIPLIED: - FILLRECT(Uint16, DRAW_SETPIXEL_ADD_RGB); - break; - case SDL_BLENDMODE_MOD: - FILLRECT(Uint16, DRAW_SETPIXEL_MOD_RGB); - break; - case SDL_BLENDMODE_MUL: - FILLRECT(Uint16, DRAW_SETPIXEL_MUL_RGB); - break; - default: - FILLRECT(Uint16, DRAW_SETPIXEL_RGB); - break; - } - return true; - case 4: - switch (blendMode) { - case SDL_BLENDMODE_BLEND: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_RGB); - break; - case SDL_BLENDMODE_BLEND_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_CLAMPED_RGB); - break; - case SDL_BLENDMODE_ADD: - case SDL_BLENDMODE_ADD_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_ADD_RGB); - break; - case SDL_BLENDMODE_MOD: - FILLRECT(Uint32, DRAW_SETPIXEL_MOD_RGB); - break; - case SDL_BLENDMODE_MUL: - FILLRECT(Uint32, DRAW_SETPIXEL_MUL_RGB); - break; - default: - FILLRECT(Uint32, DRAW_SETPIXEL_RGB); - break; - } - return true; - default: - return SDL_Unsupported(); - } -} - -static bool SDL_BlendFillRect_RGBA(SDL_Surface *dst, const SDL_Rect *rect, - SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - const SDL_PixelFormatDetails *fmt = dst->fmt; - unsigned inva = 0xff - a; - - switch (fmt->bytes_per_pixel) { - case 4: - switch (blendMode) { - case SDL_BLENDMODE_BLEND: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_RGBA); - break; - case SDL_BLENDMODE_BLEND_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_BLEND_CLAMPED_RGBA); - break; - case SDL_BLENDMODE_ADD: - case SDL_BLENDMODE_ADD_PREMULTIPLIED: - FILLRECT(Uint32, DRAW_SETPIXEL_ADD_RGBA); - break; - case SDL_BLENDMODE_MOD: - FILLRECT(Uint32, DRAW_SETPIXEL_MOD_RGBA); - break; - case SDL_BLENDMODE_MUL: - FILLRECT(Uint32, DRAW_SETPIXEL_MUL_RGBA); - break; - default: - FILLRECT(Uint32, DRAW_SETPIXEL_RGBA); - break; - } - return true; - default: - return SDL_Unsupported(); - } -} - -bool SDL_BlendFillRect(SDL_Surface *dst, const SDL_Rect *rect, SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - SDL_Rect clipped; - - if (!SDL_SurfaceValid(dst)) { - return SDL_InvalidParamError("SDL_BlendFillRect(): dst"); - } - - // This function doesn't work on surfaces < 8 bpp - if (SDL_BITSPERPIXEL(dst->format) < 8) { - return SDL_SetError("SDL_BlendFillRect(): Unsupported surface format"); - } - - // If 'rect' == NULL, then fill the whole surface - if (rect) { - // Perform clipping - if (!SDL_GetRectIntersection(rect, &dst->clip_rect, &clipped)) { - return true; - } - rect = &clipped; - } else { - rect = &dst->clip_rect; - } - - if (blendMode == SDL_BLENDMODE_BLEND || blendMode == SDL_BLENDMODE_ADD) { - r = DRAW_MUL(r, a); - g = DRAW_MUL(g, a); - b = DRAW_MUL(b, a); - } - - switch (dst->fmt->bits_per_pixel) { - case 15: - switch (dst->fmt->Rmask) { - case 0x7C00: - return SDL_BlendFillRect_RGB555(dst, rect, blendMode, r, g, b, a); - } - break; - case 16: - switch (dst->fmt->Rmask) { - case 0xF800: - return SDL_BlendFillRect_RGB565(dst, rect, blendMode, r, g, b, a); - } - break; - case 32: - switch (dst->fmt->Rmask) { - case 0x00FF0000: - if (!dst->fmt->Amask) { - return SDL_BlendFillRect_XRGB8888(dst, rect, blendMode, r, g, b, a); - } else { - return SDL_BlendFillRect_ARGB8888(dst, rect, blendMode, r, g, b, a); - } - // break; -Wunreachable-code-break - } - break; - default: - break; - } - - if (!dst->fmt->Amask) { - return SDL_BlendFillRect_RGB(dst, rect, blendMode, r, g, b, a); - } else { - return SDL_BlendFillRect_RGBA(dst, rect, blendMode, r, g, b, a); - } -} - -bool SDL_BlendFillRects(SDL_Surface *dst, const SDL_Rect *rects, int count, SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) -{ - SDL_Rect rect; - int i; - bool (*func)(SDL_Surface * dst, const SDL_Rect *rect, SDL_BlendMode blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) = NULL; - bool result = true; - - if (!SDL_SurfaceValid(dst)) { - return SDL_InvalidParamError("SDL_BlendFillRects(): dst"); - } - - // This function doesn't work on surfaces < 8 bpp - if (dst->fmt->bits_per_pixel < 8) { - return SDL_SetError("SDL_BlendFillRects(): Unsupported surface format"); - } - - if (blendMode == SDL_BLENDMODE_BLEND || blendMode == SDL_BLENDMODE_ADD) { - r = DRAW_MUL(r, a); - g = DRAW_MUL(g, a); - b = DRAW_MUL(b, a); - } - - // FIXME: Does this function pointer slow things down significantly? - switch (dst->fmt->bits_per_pixel) { - case 15: - switch (dst->fmt->Rmask) { - case 0x7C00: - func = SDL_BlendFillRect_RGB555; - } - break; - case 16: - switch (dst->fmt->Rmask) { - case 0xF800: - func = SDL_BlendFillRect_RGB565; - } - break; - case 32: - switch (dst->fmt->Rmask) { - case 0x00FF0000: - if (!dst->fmt->Amask) { - func = SDL_BlendFillRect_XRGB8888; - } else { - func = SDL_BlendFillRect_ARGB8888; - } - break; - } - break; - default: - break; - } - - if (!func) { - if (!dst->fmt->Amask) { - func = SDL_BlendFillRect_RGB; - } else { - func = SDL_BlendFillRect_RGBA; - } - } - - for (i = 0; i < count; ++i) { - // Perform clipping - if (!SDL_GetRectIntersection(&rects[i], &dst->clip_rect, &rect)) { - continue; - } - result = func(dst, &rect, blendMode, r, g, b, a); - } - return result; -} - -#endif // SDL_VIDEO_RENDER_SW -- cgit v1.2.3