pandory500/SDL-mirror
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Yay! D3D renderer works!

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401949
This commit is contained in:
Sam Lantinga 2006-07-14 07:41:16 +00:00
parent 5877021286
commit e920af3d1b
2 changed files with 50 additions and 34 deletions
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54
src/video/win32/SDL_d3drender.c
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@ -113,7 +113,8 @@ typedef struct
typedef struct
{
float x, y, z;
float tu, tv;
float rhw;
float u, v;
} Vertex;
static void
@ -330,9 +331,17 @@ SDL_D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
data->beginScene = SDL_TRUE;
/* Set up parameters for rendering */
IDirect3DDevice9_SetVertexShader(data->device, NULL);
IDirect3DDevice9_SetFVF(data->device, D3DFVF_XYZRHW | D3DFVF_TEX1);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
IDirect3DDevice9_SetFVF(data->device, D3DFVF_XYZ | D3DFVF_TEX1);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
TRUE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
D3DBLEND_SRCALPHA);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
D3DBLEND_INVSRCALPHA);
return renderer;
}
@ -560,7 +569,7 @@ SDL_D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
SDL_D3D_TextureData *texturedata =
(SDL_D3D_TextureData *) texture->driverdata;
float minx, miny, maxx, maxy;
float mintu, maxtu, mintv, maxtv;
float minu, maxu, minv, maxv;
Vertex vertices[4];
HRESULT result;
@ -569,36 +578,43 @@ SDL_D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
data->beginScene = SDL_FALSE;
}
minx = (float) dstrect->x;
miny = (float) dstrect->y;
maxx = (float) dstrect->x + dstrect->w;
maxy = (float) dstrect->y + dstrect->h;
minx = (float) dstrect->x - 0.5f;
miny = (float) dstrect->y - 0.5f;
maxx = (float) dstrect->x + dstrect->w - 0.5f;
maxy = (float) dstrect->y + dstrect->h - 0.5f;
mintu = (float) srcrect->x / texture->w;
maxtu = (float) (srcrect->x + srcrect->w) / texture->w;
mintv = (float) srcrect->y / texture->h;
maxtv = (float) (srcrect->y + srcrect->h) / texture->h;
minu = (float) srcrect->x / texture->w;
maxu = (float) (srcrect->x + srcrect->w) / texture->w;
minv = (float) srcrect->y / texture->h;
maxv = (float) (srcrect->y + srcrect->h) / texture->h;
vertices[0].x = minx;
vertices[0].y = miny;
vertices[0].z = 0.0f;
vertices[0].tu = mintu;
vertices[0].tv = mintv;
vertices[0].rhw = 1.0f;
vertices[0].u = minu;
vertices[0].v = minv;
vertices[1].x = maxx;
vertices[1].y = miny;
vertices[1].z = 0.0f;
vertices[1].tu = maxtu;
vertices[1].tv = mintv;
vertices[1].rhw = 1.0f;
vertices[1].u = maxu;
vertices[1].v = minv;
vertices[2].x = maxx;
vertices[2].y = maxy;
vertices[2].z = 0.0f;
vertices[2].tu = maxtu;
vertices[2].tv = maxtv;
vertices[2].rhw = 1.0f;
vertices[2].u = maxu;
vertices[2].v = maxv;
vertices[3].x = minx;
vertices[3].y = maxy;
vertices[3].z = 0.0f;
vertices[3].tu = mintu;
vertices[3].tv = maxtv;
vertices[3].rhw = 1.0f;
vertices[3].u = minu;
vertices[3].v = maxv;
result =
IDirect3DDevice9_SetTexture(data->device, 0,