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Figured out how texture stages work, thanks to this:

Browse source 
http://www.toymaker.info/Games/html/texture_states.html
Both color and alpha source modulation work now! :)

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402035
This commit is contained in:
Sam Lantinga 2006-08-28 04:39:37 +00:00
parent 357dc8de4a
commit d11e6208f1
1 changed files with 15 additions and 0 deletions
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15
src/video/win32/SDL_d3drender.c
View file

@ -382,9 +382,24 @@ D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
IDirect3DDevice9_SetVertexShader(data->device, NULL); IDirect3DDevice9_SetVertexShader(data->device, NULL);
IDirect3DDevice9_SetFVF(data->device, IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1); D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ZENABLE, D3DZB_FALSE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE, IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE); D3DCULL_NONE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE); IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
/* Enable color modulation by diffuse color */
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLOROP,
D3DTOP_MODULATE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG1,
D3DTA_TEXTURE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG2,
D3DTA_DIFFUSE);
/* Enable alpha modulation by diffuse alpha */
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAOP,
D3DTOP_MODULATE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG1,
D3DTA_TEXTURE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG2,
D3DTA_DIFFUSE);
return renderer; return renderer;
} }