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Photon SDL renderer almost finished, the double/tripple buffering is …
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…left only.
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@llmike
llmike committed Oct 12, 2009
1 parent 111e05d commit ad71657
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Showing 3 changed files with 65 additions and 17 deletions.
8 changes: 4 additions & 4 deletions src/video/photon/SDL_photon.c
View file
Expand Up @@ -431,11 +431,11 @@ photon_videoinit(_THIS)
didata->mode_2dcaps=0;
if ((modeinfo.mode_capabilities2 & PgVM_MODE_CAP2_ALPHA_BLEND)==PgVM_MODE_CAP2_ALPHA_BLEND)
{
didata->mode_2dcaps|=SDL_VIDEO_CAP_ALPHA_BLEND;
didata->mode_2dcaps|=SDL_VIDEO_PHOTON_CAP_ALPHA_BLEND;
}
if ((modeinfo.mode_capabilities2 & PgVM_MODE_CAP2_SCALED_BLIT)==PgVM_MODE_CAP2_SCALED_BLIT)
{
didata->mode_2dcaps|=SDL_VIDEO_CAP_SCALED_BLIT;
didata->mode_2dcaps|=SDL_VIDEO_PHOTON_CAP_SCALED_BLIT;
}
}

Expand Down Expand Up @@ -765,11 +765,11 @@ photon_setdisplaymode(_THIS, SDL_DisplayMode * mode)
didata->mode_2dcaps=0;
if ((modeinfo.mode_capabilities2 & PgVM_MODE_CAP2_ALPHA_BLEND)==PgVM_MODE_CAP2_ALPHA_BLEND)
{
didata->mode_2dcaps|=SDL_VIDEO_CAP_ALPHA_BLEND;
didata->mode_2dcaps|=SDL_VIDEO_PHOTON_CAP_ALPHA_BLEND;
}
if ((modeinfo.mode_capabilities2 & PgVM_MODE_CAP2_SCALED_BLIT)==PgVM_MODE_CAP2_SCALED_BLIT)
{
didata->mode_2dcaps|=SDL_VIDEO_CAP_SCALED_BLIT;
didata->mode_2dcaps|=SDL_VIDEO_PHOTON_CAP_SCALED_BLIT;
}

return 0;
Expand Down
4 changes: 2 additions & 2 deletions src/video/photon/SDL_photon.h
View file
Expand Up @@ -68,8 +68,8 @@ typedef struct SDL_VideoData
#define SDL_VIDEO_PHOTON_EVENT_SIZE 8192

/* Current video mode graphics capabilities */
#define SDL_VIDEO_CAP_ALPHA_BLEND 0x00000001
#define SDL_VIDEO_CAP_SCALED_BLIT 0x00000002
#define SDL_VIDEO_PHOTON_CAP_ALPHA_BLEND 0x00000001
#define SDL_VIDEO_PHOTON_CAP_SCALED_BLIT 0x00000002

typedef struct SDL_DisplayData
{
Expand Down
70 changes: 59 additions & 11 deletions src/video/photon/SDL_photon_render.c
View file
Expand Up @@ -92,9 +92,9 @@ SDL_RenderDriver photon_renderdriver = {
SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_PRESENTDISCARD |
SDL_RENDERER_ACCELERATED),
(SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR |
SDL_TEXTUREMODULATE_ALPHA),
(SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK | SDL_BLENDMODE_BLEND),
(SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_ALPHA),
(SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK | SDL_BLENDMODE_BLEND |
SDL_BLENDMODE_ADD | SDL_BLENDMODE_MOD),
(SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_SLOW |
SDL_TEXTURESCALEMODE_FAST),
10,
Expand Down Expand Up @@ -232,7 +232,7 @@ photon_createrenderer(SDL_Window * window, Uint32 flags)
if (rdata->surfaces_type==SDL_PHOTON_SURFTYPE_OFFSCREEN)
{
renderer->info.scale_modes=SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_SLOW;
if ((didata->mode_2dcaps & SDL_VIDEO_CAP_SCALED_BLIT)==SDL_VIDEO_CAP_SCALED_BLIT)
if ((didata->mode_2dcaps & SDL_VIDEO_PHOTON_CAP_SCALED_BLIT)==SDL_VIDEO_PHOTON_CAP_SCALED_BLIT)
{
/* This video mode supports hardware scaling */
renderer->info.scale_modes|=SDL_TEXTURESCALEMODE_FAST;
Expand Down Expand Up @@ -763,6 +763,7 @@ photon_settexturepalette(SDL_Renderer * renderer, SDL_Texture * texture,
return -1;
}

SDL_Unsupported();
return -1;
}

Expand All @@ -786,21 +787,37 @@ photon_gettexturepalette(SDL_Renderer * renderer, SDL_Texture * texture,
return -1;
}

SDL_Unsupported();
return -1;
}

static int
photon_settexturecolormod(SDL_Renderer * renderer, SDL_Texture * texture)
{
/* TODO */
SDL_Unsupported();
return -1;
}

static int
photon_settexturealphamod(SDL_Renderer * renderer, SDL_Texture * texture)
{
/* TODO */
return -1;
SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata;

/* Check, if it is not initialized */
if (rdata->surfaces_type==SDL_PHOTON_SURFTYPE_UNKNOWN)
{
SDL_SetError("Photon: can't set texture blend mode for OpenGL ES window");
return -1;
}

/* Check if current renderer instance supports alpha modulation */
if ((renderer->info.mod_modes & SDL_TEXTUREMODULATE_ALPHA)!=SDL_TEXTUREMODULATE_ALPHA)
{
SDL_Unsupported();
return -1;
}

return 0;
}

static int
Expand All @@ -820,9 +837,9 @@ photon_settextureblendmode(SDL_Renderer * renderer, SDL_Texture * texture)
case SDL_BLENDMODE_NONE:
case SDL_BLENDMODE_MASK:
case SDL_BLENDMODE_BLEND:
return 0;
case SDL_BLENDMODE_ADD:
case SDL_BLENDMODE_MOD:
return 0;
default:
SDL_Unsupported();
texture->blendMode = SDL_BLENDMODE_NONE;
Expand Down Expand Up @@ -873,6 +890,7 @@ photon_settexturescalemode(SDL_Renderer * renderer, SDL_Texture * texture)
return -1;
}

SDL_Unsupported();
return -1;
}

Expand Down Expand Up @@ -990,6 +1008,8 @@ static void
photon_dirtytexture(SDL_Renderer * renderer, SDL_Texture * texture,
int numrects, const SDL_Rect * rects)
{
SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata;

/* Check, if it is not initialized */
if (rdata->surfaces_type==SDL_PHOTON_SURFTYPE_UNKNOWN)
{
Expand Down Expand Up @@ -1029,6 +1049,7 @@ static int
photon_setdrawblendmode(SDL_Renderer * renderer)
{
/* TODO */
SDL_Unsupported();
return -1;
}

Expand Down Expand Up @@ -1137,11 +1158,27 @@ photon_rendercopy(SDL_Renderer * renderer, SDL_Texture * texture,
{
case SDL_BLENDMODE_MASK:
/* Enable and set chroma key */
PgChromaOnCx(rdata->gc);
PgSetChromaCx(rdata->gc, PgRGB(255, 255, 255), Pg_CHROMA_SRC_MATCH | Pg_CHROMA_NODRAW);
PgChromaOnCx(rdata->gc);
break;
case SDL_BLENDMODE_BLEND:
/* TODO */
/* Enable and set chroma key and alpha blending */
PgSetChromaCx(rdata->gc, PgRGB(255, 255, 255), Pg_CHROMA_SRC_MATCH | Pg_CHROMA_NODRAW);
PgChromaOnCx(rdata->gc);
PgSetAlphaCx(rdata->gc, Pg_ALPHA_OP_SRC_GLOBAL | Pg_BLEND_SRC_As | Pg_BLEND_DST_1mAs, NULL, NULL, texture->a, 0);
PgAlphaOnCx(rdata->gc);
break;
case SDL_BLENDMODE_ADD:
/* Enable and set chroma key and alpha blending */
PgSetChromaCx(rdata->gc, PgRGB(255, 255, 255), Pg_CHROMA_SRC_MATCH | Pg_CHROMA_NODRAW);
PgChromaOnCx(rdata->gc);
PgSetAlphaCx(rdata->gc, Pg_ALPHA_OP_SRC_GLOBAL | Pg_BLEND_SRC_As | Pg_BLEND_DST_1, NULL, NULL, texture->a, 0);
PgAlphaOnCx(rdata->gc);
break;
case SDL_BLENDMODE_MOD:
/* Enable and set alpha blending */
PgSetAlphaCx(rdata->gc, Pg_BLEND_SRC_0 | Pg_BLEND_DST_S, NULL, NULL, 0, 0);
PgAlphaOnCx(rdata->gc);
break;
case SDL_BLENDMODE_NONE:
default:
Expand Down Expand Up @@ -1213,7 +1250,18 @@ photon_rendercopy(SDL_Renderer * renderer, SDL_Texture * texture,
PgChromaOffCx(rdata->gc);
break;
case SDL_BLENDMODE_BLEND:
/* TODO */
/* Disable chroma key and alpha blending */
PgChromaOffCx(rdata->gc);
PgAlphaOffCx(rdata->gc);
break;
case SDL_BLENDMODE_ADD:
/* Disable chroma key and alpha blending */
PgChromaOffCx(rdata->gc);
PgAlphaOffCx(rdata->gc);
break;
case SDL_BLENDMODE_MOD:
/* Disable chroma key and alpha blending */
PgAlphaOffCx(rdata->gc);
break;
case SDL_BLENDMODE_NONE:
default:
Expand Down

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