Commit b294e432 authored by Stefan Dösinger's avatar Stefan Dösinger Committed by Alexandre Julliard

wined3d: D3DTOP_DOTPRODUCT3 colorop overrides the alphaop.

Note that the fix is only implemented in the arbfp and atifs fragment pipeline. Unfortunately nvrc doesn't support dot3 as alpha operation.
parent 97b57931
......@@ -9576,6 +9576,82 @@ static void alphareplicate_test(IDirect3DDevice9 *device) {
}
static void dp3_alpha_test(IDirect3DDevice9 *device) {
HRESULT hr;
D3DCAPS9 caps;
DWORD color;
struct vertex quad[] = {
{ -1.0, -1.0, 0.1, 0x408080c0 },
{ 1.0, -1.0, 0.1, 0x408080c0 },
{ -1.0, 1.0, 0.1, 0x408080c0 },
{ 1.0, 1.0, 0.1, 0x408080c0 },
};
memset(&caps, 0, sizeof(caps));
hr = IDirect3DDevice9_GetDeviceCaps(device, &caps);
ok(SUCCEEDED(hr), "GetDeviceCaps failed with 0x%08x\n", hr);
if (!(caps.TextureOpCaps & D3DTEXOPCAPS_DOTPRODUCT3)) {
skip("D3DTOP_DOTPRODUCT3 not supported\n");
return;
}
hr = IDirect3DDevice9_Clear(device, 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, 0x00000000, 1.0f, 0);
ok(hr == D3D_OK, "IDirect3DDevice9_Clear failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetFVF(device, D3DFVF_XYZ | D3DFVF_DIFFUSE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetFVF failed with 0x%08x\n", hr);
/* dp3_x4 r0, diffuse_bias, tfactor_bias
* mov r0.a, diffuse.a
* mov r0, r0.a
*
* It turns out that the 2nd line is ignored, and the dp3 result written into r0.a instead
* thus with input vec4(0.5, 0.5, 0.75, 0.25) and vec4(1.0, 1.0, 1.0, 1.0) the result is
* (0.0 * 0.5 + 0.0 * 0.5 + 0.25 * 0.5) * 4 = 0.125 * 4 = 0.5, with a bunch of inprecision.
*/
hr = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_COLOROP, D3DTOP_DOTPRODUCT3);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_COLORARG1, D3DTA_DIFFUSE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_COLORARG2, D3DTA_TFACTOR);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_ALPHAOP, D3DTOP_SELECTARG1);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_ALPHAARG1, D3DTA_DIFFUSE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 1, D3DTSS_COLOROP, D3DTOP_SELECTARG1);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 1, D3DTSS_COLORARG1, D3DTA_CURRENT | D3DTA_ALPHAREPLICATE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 1, D3DTSS_ALPHAOP, D3DTOP_DISABLE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetRenderState(device, D3DRS_TEXTUREFACTOR, 0xffffffff);
ok(SUCCEEDED(hr), "IDirect3DDevice9_SetRenderState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_BeginScene(device);
ok(hr == D3D_OK, "IDirect3DDevice9_BeginScene failed with 0x%08x\n", hr);
if(SUCCEEDED(hr)) {
hr = IDirect3DDevice9_DrawPrimitiveUP(device, D3DPT_TRIANGLESTRIP, 2, quad, sizeof(*quad));
ok(SUCCEEDED(hr), "DrawPrimitiveUP failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_EndScene(device);
ok(hr == D3D_OK, "IDirect3DDevice9_BeginScene failed with 0x%08x\n", hr);
}
hr = IDirect3DDevice9_Present(device, NULL, NULL, NULL, NULL);
ok(SUCCEEDED(hr), "IDirect3DDevice9_Present failed with 0x%08x\n", hr);
color = getPixelColor(device, 320, 240);
ok(color_match(color, 0x00808080, 4), "dp3 alpha test 0x%08x, expected 0x00808080\n",
color);
hr = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_COLOROP, D3DTOP_DISABLE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 0, D3DTSS_ALPHAOP, D3DTOP_DISABLE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
hr = IDirect3DDevice9_SetTextureStageState(device, 1, D3DTSS_COLOROP, D3DTOP_DISABLE);
ok(hr == D3D_OK, "IDirect3DDevice9_SetTextureStageState failed with 0x%08x\n", hr);
}
START_TEST(visual)
{
IDirect3DDevice9 *device_ptr;
......@@ -9732,9 +9808,11 @@ START_TEST(visual)
}
}
else skip("No ps_1_1 support\n");
texop_test(device_ptr);
texop_range_test(device_ptr);
alphareplicate_test(device_ptr);
dp3_alpha_test(device_ptr);
cleanup:
if(device_ptr) {
......
......@@ -1871,9 +1871,19 @@ void gen_ffp_op(IWineD3DStateBlockImpl *stateblock, struct ffp_settings *setting
cop = WINED3DTOP_SELECTARG1;
}
aarg1 = (args[aop] & ARG1) ? stateblock->textureState[i][WINED3DTSS_ALPHAARG1] : 0xffffffff;
aarg2 = (args[aop] & ARG2) ? stateblock->textureState[i][WINED3DTSS_ALPHAARG2] : 0xffffffff;
aarg0 = (args[aop] & ARG0) ? stateblock->textureState[i][WINED3DTSS_ALPHAARG0] : 0xffffffff;
if(cop == WINED3DTOP_DOTPRODUCT3) {
/* A dotproduct3 on the colorop overwrites the alphaop operation and replicates
* the color result to the alpha component of the destination
*/
aop = cop;
aarg1 = carg1;
aarg2 = carg2;
aarg0 = carg0;
} else {
aarg1 = (args[aop] & ARG1) ? stateblock->textureState[i][WINED3DTSS_ALPHAARG1] : 0xffffffff;
aarg2 = (args[aop] & ARG2) ? stateblock->textureState[i][WINED3DTSS_ALPHAARG2] : 0xffffffff;
aarg0 = (args[aop] & ARG0) ? stateblock->textureState[i][WINED3DTSS_ALPHAARG0] : 0xffffffff;
}
if(i == 0 && stateblock->textures[0] &&
stateblock->renderState[WINED3DRS_COLORKEYENABLE] &&
......
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