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swiftshader
Commit ef77ac10 by Nicolas Capens
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Enable using RGBA as internal formats.

Change-Id: Ied6d934f67c05c02bf75e99ab5e58bfd3b9070e6 Reviewed-on: https://swiftshader-review.googlesource.com/2755Reviewed-by: 's avatarNicolas Capens <capn@google.com> Tested-by: 's avatarNicolas Capens <capn@google.com>
parent 10b295cd
Showing with 40 additions and 88 deletions
src/Renderer/Surface.cpp
......@@ -1063,8 +1063,6 @@ namespace sw
switch(source.format)
{
case FORMAT_R8G8B8: decodeR8G8B8(destination, source); break; // FIXME: Check destination format
case FORMAT_X8B8G8R8: decodeX8B8G8R8(destination, source); break; // FIXME: Check destination format
case FORMAT_A8B8G8R8: decodeA8B8G8R8(destination, source); break; // FIXME: Check destination format
case FORMAT_R5G6B5: decodeR5G6B5(destination, source); break; // FIXME: Check destination format
case FORMAT_X1R5G5B5: decodeX1R5G5B5(destination, source); break; // FIXME: Check destination format
case FORMAT_A1R5G5B5: decodeA1R5G5B5(destination, source); break; // FIXME: Check destination format
......@@ -1165,79 +1163,6 @@ namespace sw
}
}
void Surface::decodeX8B8G8R8(Buffer &destination, const Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.buffer;
unsigned char *destinationSlice = (unsigned char*)destination.buffer;
for(int z = 0; z < destination.depth && z < source.depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < destination.height && y < source.height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < destination.width && x < source.width; x++)
{
unsigned int r = sourceElement[0];
unsigned int g = sourceElement[1];
unsigned int b = sourceElement[2];
*(unsigned int*)destinationElement = 0xFF000000 | (r << 16) | (g << 8) | (b << 0);
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
}
void Surface::decodeA8B8G8R8(Buffer &destination, const Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.buffer;
unsigned char *destinationSlice = (unsigned char*)destination.buffer;
for(int z = 0; z < destination.depth && z < source.depth; z++)
{
unsigned char *sourceRow = sourceSlice;
unsigned char *destinationRow = destinationSlice;
for(int y = 0; y < destination.height && y < source.height; y++)
{
unsigned char *sourceElement = sourceRow;
unsigned char *destinationElement = destinationRow;
for(int x = 0; x < destination.width && x < source.width; x++)
{
unsigned int r = sourceElement[0];
unsigned int g = sourceElement[1];
unsigned int b = sourceElement[2];
unsigned int a = sourceElement[3];
*(unsigned int*)destinationElement = (a << 24) | (r << 16) | (g << 8) | (b << 0);
sourceElement += source.bytes;
destinationElement += destination.bytes;
}
sourceRow += source.pitchB;
destinationRow += destination.pitchB;
}
sourceSlice += source.sliceB;
destinationSlice += destination.sliceB;
}
}
void Surface::decodeR5G6B5(Buffer &destination, const Buffer &source)
{
unsigned char *sourceSlice = (unsigned char*)source.buffer;
......@@ -2070,7 +1995,9 @@ namespace sw
switch(format)
{
case FORMAT_X8R8G8B8:
case FORMAT_X8B8G8R8:
case FORMAT_A8R8G8B8:
case FORMAT_A8B8G8R8:
case FORMAT_G8R8:
case FORMAT_G16R16:
case FORMAT_A16B16G16R16:
......@@ -2108,7 +2035,9 @@ namespace sw
{
case FORMAT_NULL:
case FORMAT_X8R8G8B8:
case FORMAT_X8B8G8R8:
case FORMAT_A8R8G8B8:
case FORMAT_A8B8G8R8:
case FORMAT_G8R8:
case FORMAT_G16R16:
case FORMAT_A16B16G16R16:
......@@ -2244,7 +2173,9 @@ namespace sw
switch(format)
{
case FORMAT_X8R8G8B8: return 3;
case FORMAT_X8B8G8R8: return 3;
case FORMAT_A8R8G8B8: return 4;
case FORMAT_A8B8G8R8: return 4;
case FORMAT_G8R8: return 2;
case FORMAT_G16R16: return 2;
case FORMAT_A16B16G16R16: return 4;
......@@ -2346,7 +2277,7 @@ namespace sw
}
}
void Surface::clearColorBuffer(unsigned int color, unsigned int rgbaMask, int x0, int y0, int width, int height)
void Surface::clearColorBuffer(unsigned int colorARGB, unsigned int rgbaMask, int x0, int y0, int width, int height)
{
// FIXME: Also clear buffers in other formats?
......@@ -2376,10 +2307,10 @@ namespace sw
{
unsigned char *buffer = (unsigned char*)lockInternal(x0, y0, 0, lock, PUBLIC);
unsigned char r8 = (color & 0x00FF0000) >> 16;
unsigned char g8 = (color & 0x0000FF00) >> 8;
unsigned char b8 = (color & 0x000000FF) >> 0;
unsigned char a8 = (color & 0xFF000000) >> 24;
unsigned char r8 = (colorARGB & 0x00FF0000) >> 16;
unsigned char g8 = (colorARGB & 0x0000FF00) >> 8;
unsigned char b8 = (colorARGB & 0x000000FF) >> 0;
unsigned char a8 = (colorARGB & 0xFF000000) >> 24;
unsigned short r16 = (r8 << 8) + r8;
unsigned short g16 = (g8 << 8) + g8;
......@@ -2393,6 +2324,8 @@ namespace sw
unsigned char g8r8[4] = {r8, g8, r8, g8};
unsigned short g16r16[2] = {r16, g16};
unsigned char a8b8g8r8[4] = {r8, g8, b8, a8};
unsigned int colorABGR = (unsigned int&)a8b8g8r8;
for(int z = 0; z < internal.depth; z++)
{
......@@ -2410,13 +2343,13 @@ namespace sw
// case FORMAT_A8G8R8B8Q: // FIXME
if(rgbaMask == 0xF || (internal.format == FORMAT_X8R8G8B8 && rgbaMask == 0x7))
{
memfill(target, color, 4 * (x1 - x0));
memfill(target, colorARGB, 4 * (x1 - x0));
}
else
{
unsigned int bgraMask = (rgbaMask & 0x1 ? 0x00FF0000 : 0) | (rgbaMask & 0x2 ? 0x0000FF00 : 0) | (rgbaMask & 0x4 ? 0x000000FF : 0) | (rgbaMask & 0x8 ? 0xFF000000 : 0);
unsigned int invMask = ~bgraMask;
unsigned int maskedColor = color & bgraMask;
unsigned int maskedColor = colorARGB & bgraMask;
unsigned int *target32 = (unsigned int*)target;
for(int x = 0; x < width; x++)
......@@ -2425,6 +2358,25 @@ namespace sw
}
}
break;
case FORMAT_X8B8G8R8:
case FORMAT_A8B8G8R8:
if(rgbaMask == 0xF || (internal.format == FORMAT_X8B8G8R8 && rgbaMask == 0x7))
{
memfill(target, colorABGR, 4 * (x1 - x0));
}
else
{
unsigned int rgbaMask32 = (rgbaMask & 0x1 ? 0x000000FF : 0) | (rgbaMask & 0x2 ? 0x0000FF00 : 0) | (rgbaMask & 0x4 ? 0x00FF0000 : 0) | (rgbaMask & 0x8 ? 0xFF000000 : 0);
unsigned int invMask = ~rgbaMask32;
unsigned int maskedColor = colorABGR & rgbaMask32;
unsigned int *target32 = (unsigned int*)target;
for(int x = 0; x < width; x++)
{
target32[x] = maskedColor | (target32[x] & invMask);
}
}
break;
case FORMAT_G8R8:
if((rgbaMask & 0x3) == 0x3)
{
......@@ -3068,7 +3020,6 @@ namespace sw
case FORMAT_G16R16:
return FORMAT_G16R16;
case FORMAT_A8R8G8B8:
case FORMAT_A8B8G8R8:
if(lockable || !quadLayoutEnabled)
{
return FORMAT_A8R8G8B8;
......@@ -3077,13 +3028,14 @@ namespace sw
{
return FORMAT_A8G8R8B8Q;
}
case FORMAT_A8B8G8R8:
return FORMAT_A8B8G8R8;
case FORMAT_R3G3B2:
case FORMAT_R5G6B5:
case FORMAT_R8G8B8:
case FORMAT_X4R4G4B4:
case FORMAT_X1R5G5B5:
case FORMAT_X8R8G8B8:
case FORMAT_X8B8G8R8:
if(lockable || !quadLayoutEnabled)
{
return FORMAT_X8R8G8B8;
......@@ -3092,6 +3044,8 @@ namespace sw
{
return FORMAT_X8G8R8B8Q;
}
case FORMAT_X8B8G8R8:
return FORMAT_X8B8G8R8;
// Compressed formats
#if S3TC_SUPPORT
case FORMAT_DXT1:
......@@ -3193,7 +3147,7 @@ namespace sw
unsigned char *sourceE = sourceD + slice;
unsigned char *sourceF = sourceE + slice;
if(internal.format == FORMAT_X8R8G8B8 || internal.format == FORMAT_A8R8G8B8)
if(internal.format == FORMAT_X8R8G8B8 || internal.format == FORMAT_A8R8G8B8 || internal.format == FORMAT_X8B8G8R8 || internal.format == FORMAT_A8B8G8R8)
{
if(CPUID::supportsSSE2() && (width % 4) == 0)
{
......
src/Renderer/Surface.hpp
......@@ -196,7 +196,7 @@ namespace sw
inline int getMultiSampleCount() const;
inline int getSuperSampleCount() const;
void clearColorBuffer(unsigned int color, unsigned int rgbaMask, int x0, int y0, int width, int height);
void clearColorBuffer(unsigned int colorARGB, unsigned int rgbaMask, int x0, int y0, int width, int height);
void clearDepthBuffer(float depth, int x0, int y0, int width, int height);
void clearStencilBuffer(unsigned char stencil, unsigned char mask, int x0, int y0, int width, int height);
void fill(const Color<float> &color, int x0, int y0, int width, int height);
......@@ -326,8 +326,6 @@ namespace sw
};
static void decodeR8G8B8(Buffer &destination, const Buffer &source);
static void decodeX8B8G8R8(Buffer &destination, const Buffer &source);
static void decodeA8B8G8R8(Buffer &destination, const Buffer &source);
static void decodeR5G6B5(Buffer &destination, const Buffer &source);
static void decodeX1R5G5B5(Buffer &destination, const Buffer &source);
static void decodeA1R5G5B5(Buffer &destination, const Buffer &source);
......
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