Figured out how texture stages work, thanks to this:

http://www.toymaker.info/Games/html/texture_states.html
Both color and alpha source modulation work now! :)
This commit is contained in:
Sam Lantinga
2006-08-28 04:39:37 +00:00
parent 82c3752b9e
commit a257277b32

View File

@@ -382,9 +382,24 @@ D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
IDirect3DDevice9_SetVertexShader(data->device, NULL);
IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ZENABLE, D3DZB_FALSE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
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;
}