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win32: use stock shader and color for overlay opacity

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This commit is contained in:
OV2 2013-03-29 11:48:33 +01:00
parent a00858a6be
commit 34b2a3b210
2 changed files with 6 additions and 33 deletions
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37
gfx/d3d9/d3d9.cpp
View File

@ -498,10 +498,6 @@ D3DVideo::~D3DVideo()
overlay.tex->Release();
if(overlay.vert_buf)
overlay.vert_buf->Release();
if(overlay.opacity_shader)
overlay.opacity_shader->Release();
if(overlay.opacity_shader_table)
overlay.opacity_shader_table->Release();
#endif
if (dev)
dev->Release();
@ -1259,6 +1255,7 @@ void D3DVideo::overlay_render()
{
float x, y, z;
float u, v;
float r, g, b, a;
} vert[4];
if(!overlay.vert_buf)
@ -1273,7 +1270,11 @@ void D3DVideo::overlay_render()
}
for (unsigned i = 0; i < 4; i++)
{
vert[i].z = 0.5f;
vert[i].r = vert[i].g = vert[i].b = 1.0f;
vert[i].a = overlay.overlay_alpha_mod;
}
float overlay_width = final_viewport.Width;
float overlay_height = final_viewport.Height;
@ -1317,6 +1318,7 @@ void D3DVideo::overlay_render()
D3DVERTEXELEMENT9 vElems[4] = {
{0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0},
{0, 12, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0},
{0, 20, D3DDECLTYPE_FLOAT4, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0},
D3DDECL_END()
};
IDirect3DVertexDeclaration9 * vertex_decl;
@ -1350,31 +1352,6 @@ void D3DVideo::overlay_render()
dev->Clear(2, clear_rects, D3DCLEAR_TARGET, 0, 1, 0);
}
// custom pixel shader for opacity
IDirect3DPixelShader9 *prev_pixel_shader = NULL;
if(overlay.overlay_alpha_mod != 1.0f)
{
if(!overlay.opacity_shader)
{
LPD3DXBUFFER code;
D3DXCompileShader(opacity_fragment, // source
strlen(opacity_fragment), // len
NULL, // macros
NULL, // includes
"main_fragment", // main function
"ps_2_0", // shader profile
0, // flags
&code, // compiled operations
NULL, // errors
&overlay.opacity_shader_table); // constants
dev->CreatePixelShader((DWORD*)code->GetBufferPointer(), &overlay.opacity_shader);
code->Release();
}
overlay.opacity_shader_table->SetFloat(dev, "opacity", overlay.overlay_alpha_mod);
dev->GetPixelShader(&prev_pixel_shader);
dev->SetPixelShader(overlay.opacity_shader);
}
// render overlay
dev->SetTexture(0, overlay.tex);
dev->SetSamplerState(0, D3DSAMP_ADDRESSU, D3DTADDRESS_BORDER);
@ -1390,8 +1367,6 @@ void D3DVideo::overlay_render()
//restore previous state
dev->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE);
dev->SetViewport(&final_viewport);
if(prev_pixel_shader)
dev->SetPixelShader(prev_pixel_shader);
}
#endif

2
gfx/d3d9/d3d9.hpp
View File

@ -127,8 +127,6 @@ class D3DVideo
float overlay_alpha_mod;
IDirect3DTexture9 *tex;
IDirect3DVertexBuffer9 *vert_buf;
IDirect3DPixelShader9 *opacity_shader;
ID3DXConstantTable *opacity_shader_table;
} overlay;
#endif
};