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comparison: gfx/angle/src/libGLESv2/renderer/shaders/Blit.ps
gfx/angle/src/libGLESv2/renderer/shaders/Blit.ps
- branch
- TOR_BUG_3246
- changeset 6
- 8bccb770b82d
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| -1:000000000000 | 0:d3f9148b354c |
|---|---|
| 1 // | |
| 2 // Copyright (c) 2012 The ANGLE Project Authors. All rights reserved. | |
| 3 // Use of this source code is governed by a BSD-style license that can be | |
| 4 // found in the LICENSE file. | |
| 5 // | |
| 6 | |
| 7 sampler2D tex : s0; | |
| 8 | |
| 9 uniform float4 mode : c0; | |
| 10 | |
| 11 // Passthrough Pixel Shader | |
| 12 // Outputs texture 0 sampled at texcoord 0. | |
| 13 float4 passthroughps(float4 texcoord : TEXCOORD0) : COLOR | |
| 14 { | |
| 15 return tex2D(tex, texcoord.xy); | |
| 16 }; | |
| 17 | |
| 18 // Luminance Conversion Pixel Shader | |
| 19 // Outputs sample(tex0, tc0).rrra. | |
| 20 // For LA output (pass A) set C0.X = 1, C0.Y = 0. | |
| 21 // For L output (A = 1) set C0.X = 0, C0.Y = 1. | |
| 22 float4 luminanceps(float4 texcoord : TEXCOORD0) : COLOR | |
| 23 { | |
| 24 float4 tmp = tex2D(tex, texcoord.xy); | |
| 25 tmp.w = tmp.w * mode.x + mode.y; | |
| 26 return tmp.xxxw; | |
| 27 }; | |
| 28 | |
| 29 // RGB/A Component Mask Pixel Shader | |
| 30 // Outputs sample(tex0, tc0) with options to force RGB = 0 and/or A = 1. | |
| 31 // To force RGB = 0, set C0.X = 0, otherwise C0.X = 1. | |
| 32 // To force A = 1, set C0.Z = 0, C0.W = 1, otherwise C0.Z = 1, C0.W = 0. | |
| 33 float4 componentmaskps(float4 texcoord : TEXCOORD0) : COLOR | |
| 34 { | |
| 35 float4 tmp = tex2D(tex, texcoord.xy); | |
| 36 tmp.xyz = tmp.xyz * mode.x; | |
| 37 tmp.w = tmp.w * mode.z + mode.w; | |
| 38 return tmp; | |
| 39 }; |
