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Commit fe7719c8 by Alexis Hetu Committed by Alexis Hétu
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Templated loadImageData functions to make 3D integration easier

Change-Id: I552a040e7ff8bb1b869766788b386efd578fe010 Reviewed-on: https://swiftshader-review.googlesource.com/1791Reviewed-by: 's avatarNicolas Capens <capn@google.com> Reviewed-by: 's avatarAlexis Hétu <sugoi@google.com> Tested-by: 's avatarAlexis Hétu <sugoi@google.com>
parent f4486fdf
Showing with 362 additions and 383 deletions
src/OpenGL/libGLESv2/Image.cpp
......@@ -18,6 +18,338 @@
#include <GLES2/gl2ext.h>
namespace
{
enum DataType
{
Alpha,
AlphaFloat,
AlphaHalfFloat,
Luminance,
LuminanceFloat,
LuminanceHalfFloat,
LuminanceAlpha,
LuminanceAlphaFloat,
LuminanceAlphaHalfFloat,
RGBUByte,
RGB565,
RGBFloat,
RGBHalfFloat,
RGBAUByte,
RGBA4444,
RGBA5551,
RGBAFloat,
RGBAHalfFloat,
BGRA,
D16,
D24,
D32,
S8,
};
template<DataType dataType>
void LoadImageRow(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
dataType::unimplemented_function;
}
template<>
void LoadImageRow<Alpha>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
memcpy(dest + xoffset, source, width);
}
template<>
void LoadImageRow<AlphaFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const float *sourceF = reinterpret_cast<const float*>(source);
float *destF = reinterpret_cast<float*>(dest + (xoffset * 16));
for(int x = 0; x < width; x++)
{
destF[4 * x + 0] = 0;
destF[4 * x + 1] = 0;
destF[4 * x + 2] = 0;
destF[4 * x + 3] = sourceF[x];
}
}
template<>
void LoadImageRow<AlphaHalfFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *sourceH = reinterpret_cast<const unsigned short*>(source);
unsigned short *destH = reinterpret_cast<unsigned short*>(dest + xoffset * 8);
for(int x = 0; x < width; x++)
{
destH[4 * x + 0] = 0;
destH[4 * x + 1] = 0;
destH[4 * x + 2] = 0;
destH[4 * x + 3] = sourceH[x];
}
}
template<>
void LoadImageRow<Luminance>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
memcpy(dest + xoffset, source, width);
}
template<>
void LoadImageRow<LuminanceFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const float *sourceF = reinterpret_cast<const float*>(source);
float *destF = reinterpret_cast<float*>(dest + xoffset * 16);
for(int x = 0; x < width; x++)
{
destF[4 * x + 0] = sourceF[x];
destF[4 * x + 1] = sourceF[x];
destF[4 * x + 2] = sourceF[x];
destF[4 * x + 3] = 1.0f;
}
}
template<>
void LoadImageRow<LuminanceHalfFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *sourceH = reinterpret_cast<const unsigned short*>(source);
unsigned short *destH = reinterpret_cast<unsigned short*>(dest + xoffset * 8);
for(int x = 0; x < width; x++)
{
destH[4 * x + 0] = sourceH[x];
destH[4 * x + 1] = sourceH[x];
destH[4 * x + 2] = sourceH[x];
destH[4 * x + 3] = 0x3C00; // SEEEEEMMMMMMMMMM, S = 0, E = 15, M = 0: 16bit flpt representation of 1
}
}
template<>
void LoadImageRow<LuminanceAlpha>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
memcpy(dest + xoffset * 2, source, width * 2);
}
template<>
void LoadImageRow<LuminanceAlphaFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const float *sourceF = reinterpret_cast<const float*>(source);
float *destF = reinterpret_cast<float*>(dest + xoffset * 16);
for(int x = 0; x < width; x++)
{
destF[4 * x + 0] = sourceF[2 * x + 0];
destF[4 * x + 1] = sourceF[2 * x + 0];
destF[4 * x + 2] = sourceF[2 * x + 0];
destF[4 * x + 3] = sourceF[2 * x + 1];
}
}
template<>
void LoadImageRow<LuminanceAlphaHalfFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *sourceH = reinterpret_cast<const unsigned short*>(source);
unsigned short *destH = reinterpret_cast<unsigned short*>(dest + xoffset * 8);
for(int x = 0; x < width; x++)
{
destH[4 * x + 0] = sourceH[2 * x + 0];
destH[4 * x + 1] = sourceH[2 * x + 0];
destH[4 * x + 2] = sourceH[2 * x + 0];
destH[4 * x + 3] = sourceH[2 * x + 1];
}
}
template<>
void LoadImageRow<RGBUByte>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
unsigned char *destB = dest + xoffset * 4;
for(int x = 0; x < width; x++)
{
destB[4 * x + 0] = source[x * 3 + 2];
destB[4 * x + 1] = source[x * 3 + 1];
destB[4 * x + 2] = source[x * 3 + 0];
destB[4 * x + 3] = 0xFF;
}
}
template<>
void LoadImageRow<RGB565>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *source565 = reinterpret_cast<const unsigned short*>(source);
unsigned char *dest565 = dest + xoffset * 4;
for(int x = 0; x < width; x++)
{
unsigned short rgba = source565[x];
dest565[4 * x + 0] = ((rgba & 0x001F) << 3) | ((rgba & 0x001F) >> 2);
dest565[4 * x + 1] = ((rgba & 0x07E0) >> 3) | ((rgba & 0x07E0) >> 9);
dest565[4 * x + 2] = ((rgba & 0xF800) >> 8) | ((rgba & 0xF800) >> 13);
dest565[4 * x + 3] = 0xFF;
}
}
template<>
void LoadImageRow<RGBFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const float *sourceF = reinterpret_cast<const float*>(source);
float *destF = reinterpret_cast<float*>(dest + xoffset * 16);
for(int x = 0; x < width; x++)
{
destF[4 * x + 0] = sourceF[x * 3 + 0];
destF[4 * x + 1] = sourceF[x * 3 + 1];
destF[4 * x + 2] = sourceF[x * 3 + 2];
destF[4 * x + 3] = 1.0f;
}
}
template<>
void LoadImageRow<RGBHalfFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *sourceH = reinterpret_cast<const unsigned short*>(source);
unsigned short *destH = reinterpret_cast<unsigned short*>(dest + xoffset * 8);
for(int x = 0; x < width; x++)
{
destH[4 * x + 0] = sourceH[x * 3 + 0];
destH[4 * x + 1] = sourceH[x * 3 + 1];
destH[4 * x + 2] = sourceH[x * 3 + 2];
destH[4 * x + 3] = 0x3C00; // SEEEEEMMMMMMMMMM, S = 0, E = 15, M = 0: 16bit flpt representation of 1
}
}
template<>
void LoadImageRow<RGBAUByte>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned int *sourceI = reinterpret_cast<const unsigned int*>(source);
unsigned int *destI = reinterpret_cast<unsigned int*>(dest + xoffset * 4);
for(int x = 0; x < width; x++)
{
unsigned int rgba = sourceI[x];
destI[x] = (rgba & 0xFF00FF00) | ((rgba << 16) & 0x00FF0000) | ((rgba >> 16) & 0x000000FF);
}
}
template<>
void LoadImageRow<RGBA4444>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *source4444 = reinterpret_cast<const unsigned short*>(source);
unsigned char *dest4444 = dest + xoffset * 4;
for(int x = 0; x < width; x++)
{
unsigned short rgba = source4444[x];
dest4444[4 * x + 0] = ((rgba & 0x00F0) << 0) | ((rgba & 0x00F0) >> 4);
dest4444[4 * x + 1] = ((rgba & 0x0F00) >> 4) | ((rgba & 0x0F00) >> 8);
dest4444[4 * x + 2] = ((rgba & 0xF000) >> 8) | ((rgba & 0xF000) >> 12);
dest4444[4 * x + 3] = ((rgba & 0x000F) << 4) | ((rgba & 0x000F) >> 0);
}
}
template<>
void LoadImageRow<RGBA5551>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *source5551 = reinterpret_cast<const unsigned short*>(source);
unsigned char *dest5551 = dest + xoffset * 4;
for(int x = 0; x < width; x++)
{
unsigned short rgba = source5551[x];
dest5551[4 * x + 0] = ((rgba & 0x003E) << 2) | ((rgba & 0x003E) >> 3);
dest5551[4 * x + 1] = ((rgba & 0x07C0) >> 3) | ((rgba & 0x07C0) >> 8);
dest5551[4 * x + 2] = ((rgba & 0xF800) >> 8) | ((rgba & 0xF800) >> 13);
dest5551[4 * x + 3] = (rgba & 0x0001) ? 0xFF : 0;
}
}
template<>
void LoadImageRow<RGBAFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
memcpy(dest + xoffset * 16, source, width * 16);
}
template<>
void LoadImageRow<RGBAHalfFloat>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
memcpy(dest + xoffset * 8, source, width * 8);
}
template<>
void LoadImageRow<BGRA>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
memcpy(dest + xoffset * 4, source, width * 4);
}
template<>
void LoadImageRow<D16>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned short *sourceD16 = reinterpret_cast<const unsigned short*>(source);
float *destF = reinterpret_cast<float*>(dest + xoffset * 4);
for(int x = 0; x < width; x++)
{
destF[x] = (float)sourceD16[x] / 0xFFFF;
}
}
template<>
void LoadImageRow<D24>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned int *sourceD24 = reinterpret_cast<const unsigned int*>(source);
float *destF = reinterpret_cast<float*>(dest + xoffset * 4);
for(int x = 0; x < width; x++)
{
destF[x] = (float)(sourceD24[x] & 0xFFFFFF00) / 0xFFFFFF00;
}
}
template<>
void LoadImageRow<D32>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned int *sourceD32 = reinterpret_cast<const unsigned int*>(source);
float *destF = reinterpret_cast<float*>(dest + xoffset * 4);
for(int x = 0; x < width; x++)
{
destF[x] = (float)sourceD32[x] / 0xFFFFFFFF;
}
}
template<>
void LoadImageRow<S8>(const unsigned char *source, unsigned char *dest, GLint xoffset, GLsizei width)
{
const unsigned int *sourceI = reinterpret_cast<const unsigned int*>(source);
unsigned char *destI = dest + xoffset;
for(int x = 0; x < width; x++)
{
destI[x] = static_cast<unsigned char>(sourceI[x] & 0x000000FF); // FIXME: Quad layout
}
}
template<DataType dataType>
void LoadImageData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, int inputPitch, int destPitch, GLsizei destHeight, const void *input, void *buffer)
{
for(int z = 0; z < depth; ++z)
{
const unsigned char *inputStart = static_cast<const unsigned char*>(input)+(z * inputPitch * height);
unsigned char *destStart = static_cast<unsigned char*>(buffer)+((zoffset + z) * destPitch * destHeight);
for(int y = 0; y < height; y++)
{
const unsigned char *source = inputStart + y * inputPitch;
unsigned char *dest = destStart + (y + yoffset) * destPitch;
LoadImageRow<dataType>(source, dest, xoffset, width);
}
}
}
}
namespace es2
{
static sw::Resource *getParentResource(Texture *texture)
......@@ -180,7 +512,9 @@ namespace es2
{
GLsizei inputPitch = ComputePitch(width, format, type, unpackAlignment);
void *buffer = lock(0, 0, sw::LOCK_WRITEONLY);
GLint zoffset = 0;
GLsizei depth = 1;
if(buffer)
{
switch(type)
......@@ -189,22 +523,22 @@ namespace es2
switch(format)
{
case GL_ALPHA:
loadAlphaImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<Alpha>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_LUMINANCE:
loadLuminanceImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<Luminance>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_LUMINANCE_ALPHA:
loadLuminanceAlphaImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<LuminanceAlpha>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_RGB:
loadRGBUByteImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBUByte>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_RGBA:
loadRGBAUByteImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBAUByte>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_BGRA_EXT:
loadBGRAImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<BGRA>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
default: UNREACHABLE();
}
......@@ -213,7 +547,7 @@ namespace es2
switch(format)
{
case GL_RGB:
loadRGB565ImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGB565>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
default: UNREACHABLE();
}
......@@ -222,7 +556,7 @@ namespace es2
switch(format)
{
case GL_RGBA:
loadRGBA4444ImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBA4444>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
default: UNREACHABLE();
}
......@@ -231,7 +565,7 @@ namespace es2
switch(format)
{
case GL_RGBA:
loadRGBA5551ImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBA5551>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
default: UNREACHABLE();
}
......@@ -241,50 +575,50 @@ namespace es2
{
// float textures are converted to RGBA, not BGRA
case GL_ALPHA:
loadAlphaFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<AlphaFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_LUMINANCE:
loadLuminanceFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<LuminanceFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_LUMINANCE_ALPHA:
loadLuminanceAlphaFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<LuminanceAlphaFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_RGB:
loadRGBFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_RGBA:
loadRGBAFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBAFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
default: UNREACHABLE();
}
break;
case GL_HALF_FLOAT_OES:
case GL_HALF_FLOAT_OES:
switch(format)
{
// float textures are converted to RGBA, not BGRA
case GL_ALPHA:
loadAlphaHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<AlphaHalfFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_LUMINANCE:
loadLuminanceHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<LuminanceHalfFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_LUMINANCE_ALPHA:
loadLuminanceAlphaHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<LuminanceAlphaHalfFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_RGB:
loadRGBHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBHalfFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_RGBA:
loadRGBAHalfFloatImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<RGBAHalfFloat>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
default: UNREACHABLE();
}
break;
case GL_UNSIGNED_SHORT:
loadD16ImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<D16>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_UNSIGNED_INT:
loadD32ImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
LoadImageData<D32>(xoffset, yoffset, zoffset, width, height, depth, inputPitch, getPitch(), getHeight(), input, buffer);
break;
case GL_UNSIGNED_INT_24_8_OES:
loadD24S8ImageData(xoffset, yoffset, width, height, inputPitch, input, buffer);
......@@ -296,349 +630,15 @@ namespace es2
unlock();
}
void Image::loadAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned char *source = static_cast<const unsigned char*>(input) + y * inputPitch;
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset;
memcpy(dest, source, width);
}
}
void Image::loadAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const float *source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 16);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = 0;
dest[4 * x + 1] = 0;
dest[4 * x + 2] = 0;
dest[4 * x + 3] = source[x];
}
}
}
void Image::loadAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned short *dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 8);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = 0;
dest[4 * x + 1] = 0;
dest[4 * x + 2] = 0;
dest[4 * x + 3] = source[x];
}
}
}
void Image::loadLuminanceImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned char *source = static_cast<const unsigned char*>(input) + y * inputPitch;
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset;
memcpy(dest, source, width);
}
}
void Image::loadLuminanceFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const float *source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 16);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = source[x];
dest[4 * x + 1] = source[x];
dest[4 * x + 2] = source[x];
dest[4 * x + 3] = 1.0f;
}
}
}
void Image::loadLuminanceHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned short *dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 8);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = source[x];
dest[4 * x + 1] = source[x];
dest[4 * x + 2] = source[x];
dest[4 * x + 3] = 0x3C00; // SEEEEEMMMMMMMMMM, S = 0, E = 15, M = 0: 16bit flpt representation of 1
}
}
}
void Image::loadLuminanceAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned char *source = static_cast<const unsigned char*>(input) + y * inputPitch;
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 2;
memcpy(dest, source, width * 2);
}
}
void Image::loadLuminanceAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const float *source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 16);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = source[2*x+0];
dest[4 * x + 1] = source[2*x+0];
dest[4 * x + 2] = source[2*x+0];
dest[4 * x + 3] = source[2*x+1];
}
}
}
void Image::loadLuminanceAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned short *dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 8);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = source[2*x+0];
dest[4 * x + 1] = source[2*x+0];
dest[4 * x + 2] = source[2*x+0];
dest[4 * x + 3] = source[2*x+1];
}
}
}
void Image::loadRGBUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned char *source = static_cast<const unsigned char*>(input) + y * inputPitch;
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4;
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = source[x * 3 + 2];
dest[4 * x + 1] = source[x * 3 + 1];
dest[4 * x + 2] = source[x * 3 + 0];
dest[4 * x + 3] = 0xFF;
}
}
}
void Image::loadRGB565ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4;
for(int x = 0; x < width; x++)
{
unsigned short rgba = source[x];
dest[4 * x + 0] = ((rgba & 0x001F) << 3) | ((rgba & 0x001F) >> 2);
dest[4 * x + 1] = ((rgba & 0x07E0) >> 3) | ((rgba & 0x07E0) >> 9);
dest[4 * x + 2] = ((rgba & 0xF800) >> 8) | ((rgba & 0xF800) >> 13);
dest[4 * x + 3] = 0xFF;
}
}
}
void Image::loadRGBFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const float *source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 16);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = source[x * 3 + 0];
dest[4 * x + 1] = source[x * 3 + 1];
dest[4 * x + 2] = source[x * 3 + 2];
dest[4 * x + 3] = 1.0f;
}
}
}
void Image::loadRGBHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned short *dest = reinterpret_cast<unsigned short*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 8);
for(int x = 0; x < width; x++)
{
dest[4 * x + 0] = source[x * 3 + 0];
dest[4 * x + 1] = source[x * 3 + 1];
dest[4 * x + 2] = source[x * 3 + 2];
dest[4 * x + 3] = 0x3C00; // SEEEEEMMMMMMMMMM, S = 0, E = 15, M = 0: 16bit flpt representation of 1
}
}
}
void Image::loadRGBAUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned int *source = reinterpret_cast<const unsigned int*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned int *dest = reinterpret_cast<unsigned int*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4);
for(int x = 0; x < width; x++)
{
unsigned int rgba = source[x];
dest[x] = (rgba & 0xFF00FF00) | ((rgba << 16) & 0x00FF0000) | ((rgba >> 16) & 0x000000FF);
}
}
}
void Image::loadRGBA4444ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4;
for(int x = 0; x < width; x++)
{
unsigned short rgba = source[x];
dest[4 * x + 0] = ((rgba & 0x00F0) << 0) | ((rgba & 0x00F0) >> 4);
dest[4 * x + 1] = ((rgba & 0x0F00) >> 4) | ((rgba & 0x0F00) >> 8);
dest[4 * x + 2] = ((rgba & 0xF000) >> 8) | ((rgba & 0xF000) >> 12);
dest[4 * x + 3] = ((rgba & 0x000F) << 4) | ((rgba & 0x000F) >> 0);
}
}
}
void Image::loadRGBA5551ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4;
for(int x = 0; x < width; x++)
{
unsigned short rgba = source[x];
dest[4 * x + 0] = ((rgba & 0x003E) << 2) | ((rgba & 0x003E) >> 3);
dest[4 * x + 1] = ((rgba & 0x07C0) >> 3) | ((rgba & 0x07C0) >> 8);
dest[4 * x + 2] = ((rgba & 0xF800) >> 8) | ((rgba & 0xF800) >> 13);
dest[4 * x + 3] = (rgba & 0x0001) ? 0xFF : 0;
}
}
}
void Image::loadRGBAFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const float *source = reinterpret_cast<const float*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 16);
memcpy(dest, source, width * 16);
}
}
void Image::loadRGBAHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned char *source = static_cast<const unsigned char*>(input) + y * inputPitch;
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 8;
memcpy(dest, source, width * 8);
}
}
void Image::loadBGRAImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned char *source = static_cast<const unsigned char*>(input) + y * inputPitch;
unsigned char *dest = static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4;
memcpy(dest, source, width*4);
}
}
void Image::loadD16ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned short *source = reinterpret_cast<const unsigned short*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4);
for(int x = 0; x < width; x++)
{
dest[x] = (float)source[x] / 0xFFFF;
}
}
}
void Image::loadD32ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const
{
for(int y = 0; y < height; y++)
{
const unsigned int *source = reinterpret_cast<const unsigned int*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4);
for(int x = 0; x < width; x++)
{
dest[x] = (float)source[x] / 0xFFFFFFFF;
}
}
}
void Image::loadD24S8ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer)
{
for(int y = 0; y < height; y++)
{
const unsigned int *source = reinterpret_cast<const unsigned int*>(static_cast<const unsigned char*>(input) + y * inputPitch);
float *dest = reinterpret_cast<float*>(static_cast<unsigned char*>(buffer) + (y + yoffset) * getPitch() + xoffset * 4);
for(int x = 0; x < width; x++)
{
dest[x] = (float)(source[x] & 0xFFFFFF00) / 0xFFFFFF00;
}
}
LoadImageData<D24>(xoffset, yoffset, 0, width, height, 1, inputPitch, getPitch(), getHeight(), input, buffer);
unsigned char *stencil = reinterpret_cast<unsigned char*>(lockStencil(0, sw::PUBLIC));
if(stencil)
{
for(int y = 0; y < height; y++)
{
const unsigned int *source = reinterpret_cast<const unsigned int*>(static_cast<const unsigned char*>(input) + y * inputPitch);
unsigned char *dest = static_cast<unsigned char*>(stencil) + (y + yoffset) * getStencilPitchB() + xoffset;
for(int x = 0; x < width; x++)
{
dest[x] = static_cast<unsigned char>(source[x] & 0x000000FF); // FIXME: Quad layout
}
}
LoadImageData<S8>(xoffset, yoffset, 0, width, height, 1, inputPitch, getStencilPitchB(), getHeight(), input, stencil);
unlockStencil();
}
......@@ -650,13 +650,13 @@ namespace es2
int rows = imageSize / inputPitch;
void *buffer = lock(xoffset, yoffset, sw::LOCK_WRITEONLY);
if(buffer)
{
if(buffer)
{
for(int i = 0; i < rows; i++)
{
memcpy((void*)((GLbyte*)buffer + i * getPitch()), (void*)((GLbyte*)pixels + i * inputPitch), inputPitch);
}
}
}
unlock();
}
......
src/OpenGL/libGLESv2/Image.hpp
......@@ -40,27 +40,6 @@ namespace es2
private:
virtual ~Image();
void loadAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadLuminanceImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadLuminanceFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadLuminanceHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadLuminanceAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadLuminanceAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadLuminanceAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGB565ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBAUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBA4444ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBA5551ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBAFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadRGBAHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadBGRAImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadD16ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadD32ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const;
void loadD24S8ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer);
egl::Texture *parentTexture;
......
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