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Implement DrawGraph.BlendMultiply

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This commit is contained in:
Nunuhara Cabbage
2022-05-02 20:48:42 -07:00
parent 2fd081234b
commit e65560b67a
3 changed files with 16 additions and 2 deletions
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include/gfx/gfx.h
+1
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@@ -122,6 +122,7 @@ void gfx_blend_amap_bright(Texture *dst, int dx, int dy, Texture *src, int sx, i
void gfx_blend_amap_alpha_src_bright(Texture *dst, int dx, int dy, Texture *src, int sx, int sy, int w, int h, int alpha, int rate);
void gfx_blend_use_amap_color(Texture *dst, int dx, int dy, Texture *src, int sx, int sy, int w, int h, int r, int g, int b, int rate);
void gfx_blend_screen(Texture *dst, int dx, int dy, Texture *src, int sx, int sy, int w, int h);
void gfx_blend_multiply(Texture *dst, int dx, int dy, Texture *src, int sx, int sy, int w, int h);
void gfx_fill(struct texture *dst, int x, int y, int w, int h, int r, int g, int b);
void gfx_fill_alpha_color(struct texture *dst, int x, int y, int w, int h, int r, int g, int b, int a);
void gfx_fill_amap(struct texture *dst, int x, int y, int w, int h, int a);
src/draw.c
+9
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@@ -452,7 +452,16 @@ void gfx_blend_screen(Texture *dst, int dx, int dy, Texture *src, int sx, int sy
run_copy_shader(&copy_shader.s, dst, src, &data);
restore_blend_mode();
}
void gfx_blend_multiply(Texture *dst, int dx, int dy, Texture *src, int sx, int sy, int w, int h)
{
glBlendFuncSeparate(GL_DST_COLOR, GL_ZERO, GL_ZERO, GL_ONE);
struct copy_data data = COPY_DATA(dx, dy, sx, sy, w, h);
run_copy_shader(&copy_shader.s, dst, src, &data);
restore_blend_mode();
}
void gfx_fill(Texture *dst, int x, int y, int w, int h, int r, int g, int b)
src/hll/DrawGraph.c
+6 -2
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@@ -141,7 +141,11 @@ static void DrawGraph_BlendScreen(int dst, int dx, int dy, int src, int sx, int
gfx_blend_screen(DTEX(dst), dx, dy, STEX(src), sx, sy, w, h);
}
//void DrawGraph_BlendMultiply(int dst, int dx, int dy, int src, int sx, int sy, int w, int h);
static void DrawGraph_BlendMultiply(int dst, int dx, int dy, int src, int sx, int sy, int w, int h)
{
gfx_blend_multiply(DTEX(dst), dx, dy, STEX(src), sx, sy, w, h);
}
//void DrawGraph_BlendScreenAlpha(int dst, int dx, int dy, int src, int sx, int sy, int w, int h, int alpha);
static void DrawGraph_Fill(int dst, int x, int y, int w, int h, int r, int g, int b)
@@ -391,7 +395,7 @@ HLL_LIBRARY(DrawGraph,
HLL_EXPORT(BlendAMapAlphaSrcBright, DrawGraph_BlendAMapAlphaSrcBright),
HLL_EXPORT(BlendUseAMapColor, DrawGraph_BlendUseAMapColor),
HLL_EXPORT(BlendScreen, DrawGraph_BlendScreen),
//HLL_EXPORT(BlendMultiply, DrawGraph_BlendMultiply),
HLL_EXPORT(BlendMultiply, DrawGraph_BlendMultiply),
//HLL_EXPORT(BlendScreenAlpha, DrawGraph_BlendScreenAlpha),
HLL_EXPORT(Fill, DrawGraph_Fill),
HLL_EXPORT(FillAlphaColor, DrawGraph_FillAlphaColor),