Function CreatePixelShader_hook

src/dll/shaderHooks.cpp:79–142

HRESULT WINAPI CreatePixelShader_hook(void* thisptr, const char* bytecode, SIZE_T bytecodeLength, void* classLinkage, ID3D11PixelShader** pixelShader)
{
	HRESULT res = g_d3dHookOrig.CreatePixelShader(thisptr, bytecode, bytecodeLength, classLinkage, pixelShader);
	clearPixelShaderReplacement(*pixelShader);

	if (bytecodeLength > 0) {
		if ('D' == bytecode[0] && 'X' == bytecode[1] && 'B' == bytecode[2] && 'C' == bytecode[3])
		{
			const unsigned *const hash = (unsigned*)(bytecode+4);

			// RGBM encode pixel shader
			if (hash[0] == 0x4fcfc7f7 && hash[1] == 0x5c5e12cf && hash[2] == 0x059e8b33 && hash[3] == 0x11f8489b)
			{
				g_alienResources.rgbmEncodePs = *pixelShader;
				return res;
			}

			// DoF encode pixel shader
			if (hash[0] == 0x29ed6504 && hash[1] == 0x77d5438c && hash[2] == 0xe9c206c8 && hash[3] == 0xb1f27ba2)
			{
				g_alienResources.dofEncodePs = *pixelShader;
				return res;
			}

            // Camera motion pixel shader
			if (hash[0] == 0x1fb3edd4 && hash[1] == 0xe984323b && hash[2] == 0x11bcf154 && hash[3] == 0x5a029c94)
			{
				g_alienResources.cameraMotionPs = *pixelShader;
				return res;
			}

			// Replace the original SMAA spatial pass by a post-sharpening filter
			if (hash[0] == 0x02b5231b && hash[1] == 0x8b3879b8 && hash[2] == 0x7db9bc8d && hash[3] == 0xf46a9d78)
			{
				g_sharpenPsHandle = ShaderRegistry::addPixelShader("sharpen_ps.cso");
				replacePixelShader(*pixelShader, g_sharpenPsHandle);
				return res;
			}

			// Replace the shadow-map linearize shader with one with better numerical stability. The original flickers in vanilla Alien.
			if (hash[0] == 0x3c7b9d08 && hash[1] == 0x7b3adf54 && hash[2] == 0x3bfc6b9d && hash[3] == 0x1b0ec92e)
			{
				replacePixelShader(*pixelShader, ShaderRegistry::addPixelShader("shadowLinearize_ps.cso"));
				return res;
			}

			// Ditto, for shadow downsampling.
			if (hash[0] == 0x8d485646 && hash[1] == 0x7d707454 && hash[2] == 0x95bf6cb1 && hash[3] == 0x09b85460)
			{
				replacePixelShader(*pixelShader, ShaderRegistry::addPixelShader("shadowDownsample_ps.cso"));
				return res;
			}

			// Replace the bloom merge PS
			if (hash[0] == 0xc0fbe484 && hash[1] == 0x2d952c03 && hash[2] == 0x993de248 && hash[3] == 0x56ad9263)
			{
				replacePixelShader(*pixelShader, ShaderRegistry::addPixelShader("bloomMerge_ps.cso"));
				return res;