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GPU: Only load the relevant color components upon writes to the tev color registers.

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The other two components need not be valid upon write, hence loading them results in glitches.

Fixes issue 6783.
This commit is contained in:
Tony Wasserka
2014-09-17 18:46:23 +02:00
parent 6d4fd54683
commit 1d23c2ca8b
6 changed files with 121 additions and 65 deletions
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17
Source/Core/VideoCommon/PixelShaderManager.h
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@ -4,6 +4,8 @@
#pragma once
#include <array>
#include "VideoCommon/BPMemory.h"
#include "VideoCommon/ConstantManager.h"
#include "VideoCommon/PixelShaderGen.h"
@ -24,8 +26,11 @@ public:
static void SetConstants(); // sets pixel shader constants
// constant management, should be called after memory is committed
static void SetColorChanged(int type, int index);
// constant management
// Some of these functions grab the constant values from global state,
// so make sure to call them after memory is committed
static void SetTevColor(int index, int component, s32 value);
static void SetTevKonstColor(int index, int component, s32 value);
static void SetAlpha();
static void SetDestAlpha();
static void SetTexDims(int texmapid, u32 width, u32 height, u32 wraps, u32 wrapt);
@ -42,4 +47,12 @@ public:
static PixelShaderConstants constants;
static bool dirty;
static bool s_bFogRangeAdjustChanged;
static bool s_bViewPortChanged;
// These colors aren't available from global BP state,
// hence we keep a copy of them around.
static std::array<int4,4> s_tev_color;
static std::array<int4,4> s_tev_konst_color;
};