-/* $Id: convolve.c,v 1.5 2000/09/05 20:28:56 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 3.5
+ * Version: 6.5.2
*
- * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
*/
-#ifdef PC_HEADER
-#include "all.h"
-#else
#include "glheader.h"
+#include "bufferobj.h"
+#include "colormac.h"
#include "convolve.h"
#include "context.h"
#include "image.h"
-#include "span.h"
-#include "types.h"
-#endif
+#include "mtypes.h"
+#include "pixel.h"
+#include "state.h"
/*
}
-void
+void GLAPIENTRY
_mesa_ConvolutionFilter1D(GLenum target, GLenum internalFormat, GLsizei width, GLenum format, GLenum type, const GLvoid *image)
{
- GLenum baseFormat;
+ GLint baseFormat;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glConvolutionFilter1D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (target != GL_CONVOLUTION_1D) {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter1D(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter1D(target)");
return;
}
baseFormat = base_filter_format(internalFormat);
if (baseFormat < 0 || baseFormat == GL_COLOR_INDEX) {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter1D(internalFormat)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter1D(internalFormat)");
return;
}
if (width < 0 || width > MAX_CONVOLUTION_WIDTH) {
- gl_error(ctx, GL_INVALID_VALUE, "glConvolutionFilter1D(width)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glConvolutionFilter1D(width)");
+ return;
+ }
+
+ if (!_mesa_is_legal_format_and_type(ctx, format, type)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glConvolutionFilter1D(format or type)");
return;
}
- if (!_mesa_is_legal_format_and_type(format, type) ||
- format == GL_COLOR_INDEX ||
+ if (format == GL_COLOR_INDEX ||
format == GL_STENCIL_INDEX ||
format == GL_DEPTH_COMPONENT ||
format == GL_INTENSITY ||
type == GL_BITMAP) {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter1D(format or type)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter1D(format or type)");
return;
}
ctx->Convolution1D.Width = width;
ctx->Convolution1D.Height = 1;
- /* unpack filter image */
- _mesa_unpack_float_color_span(ctx, width, GL_RGBA,
+ if (ctx->Unpack.BufferObj->Name) {
+ /* unpack filter from PBO */
+ GLubyte *buf;
+ if (!_mesa_validate_pbo_access(1, &ctx->Unpack, width, 1, 1,
+ format, type, image)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glConvolutionFilter1D(invalid PBO access)");
+ return;
+ }
+ buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
+ GL_READ_ONLY_ARB,
+ ctx->Unpack.BufferObj);
+ if (!buf) {
+ /* buffer is already mapped - that's an error */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glConvolutionFilter1D(PBO is mapped)");
+ return;
+ }
+ image = ADD_POINTERS(buf, image);
+ }
+ else if (!image) {
+ return;
+ }
+
+ _mesa_unpack_color_span_float(ctx, width, GL_RGBA,
ctx->Convolution1D.Filter,
format, type, image, &ctx->Unpack,
- 0, GL_FALSE);
-
- /* apply scale and bias */
- {
- const GLfloat *scale = ctx->Pixel.ConvolutionFilterScale[0];
- const GLfloat *bias = ctx->Pixel.ConvolutionFilterBias[0];
- GLint i;
- for (i = 0; i < width; i++) {
- GLfloat r = ctx->Convolution1D.Filter[i * 4 + 0];
- GLfloat g = ctx->Convolution1D.Filter[i * 4 + 1];
- GLfloat b = ctx->Convolution1D.Filter[i * 4 + 2];
- GLfloat a = ctx->Convolution1D.Filter[i * 4 + 3];
- r = r * scale[0] + bias[0];
- g = g * scale[1] + bias[1];
- b = b * scale[2] + bias[2];
- a = a * scale[3] + bias[3];
- ctx->Convolution1D.Filter[i * 4 + 0] = r;
- ctx->Convolution1D.Filter[i * 4 + 1] = g;
- ctx->Convolution1D.Filter[i * 4 + 2] = b;
- ctx->Convolution1D.Filter[i * 4 + 3] = a;
- }
+ 0); /* transferOps */
+
+ if (ctx->Unpack.BufferObj->Name) {
+ ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
+ ctx->Unpack.BufferObj);
}
+
+ _mesa_scale_and_bias_rgba(width,
+ (GLfloat (*)[4]) ctx->Convolution1D.Filter,
+ ctx->Pixel.ConvolutionFilterScale[0][0],
+ ctx->Pixel.ConvolutionFilterScale[0][1],
+ ctx->Pixel.ConvolutionFilterScale[0][2],
+ ctx->Pixel.ConvolutionFilterScale[0][3],
+ ctx->Pixel.ConvolutionFilterBias[0][0],
+ ctx->Pixel.ConvolutionFilterBias[0][1],
+ ctx->Pixel.ConvolutionFilterBias[0][2],
+ ctx->Pixel.ConvolutionFilterBias[0][3]);
+
+ ctx->NewState |= _NEW_PIXEL;
}
-void
+void GLAPIENTRY
_mesa_ConvolutionFilter2D(GLenum target, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *image)
{
- GLenum baseFormat;
- GLint i, components;
+ GLint baseFormat;
+ GLint i;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glConvolutionFilter2D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (target != GL_CONVOLUTION_2D) {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter2D(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter2D(target)");
return;
}
baseFormat = base_filter_format(internalFormat);
if (baseFormat < 0 || baseFormat == GL_COLOR_INDEX) {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter2D(internalFormat)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter2D(internalFormat)");
return;
}
if (width < 0 || width > MAX_CONVOLUTION_WIDTH) {
- gl_error(ctx, GL_INVALID_VALUE, "glConvolutionFilter2D(width)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glConvolutionFilter2D(width)");
return;
}
if (height < 0 || height > MAX_CONVOLUTION_HEIGHT) {
- gl_error(ctx, GL_INVALID_VALUE, "glConvolutionFilter2D(height)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glConvolutionFilter2D(height)");
return;
}
- if (!_mesa_is_legal_format_and_type(format, type) ||
- format == GL_COLOR_INDEX ||
+ if (!_mesa_is_legal_format_and_type(ctx, format, type)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glConvolutionFilter2D(format or type)");
+ return;
+ }
+ if (format == GL_COLOR_INDEX ||
format == GL_STENCIL_INDEX ||
format == GL_DEPTH_COMPONENT ||
format == GL_INTENSITY ||
type == GL_BITMAP) {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter2D(format or type)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionFilter2D(format or type)");
return;
}
- components = _mesa_components_in_format(format);
- assert(components > 0); /* this should have been caught earlier */
+ /* this should have been caught earlier */
+ assert(_mesa_components_in_format(format));
ctx->Convolution2D.Format = format;
ctx->Convolution2D.InternalFormat = internalFormat;
ctx->Convolution2D.Width = width;
ctx->Convolution2D.Height = height;
+ if (ctx->Unpack.BufferObj->Name) {
+ /* unpack filter from PBO */
+ GLubyte *buf;
+ if (!_mesa_validate_pbo_access(2, &ctx->Unpack, width, height, 1,
+ format, type, image)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glConvolutionFilter2D(invalid PBO access)");
+ return;
+ }
+ buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
+ GL_READ_ONLY_ARB,
+ ctx->Unpack.BufferObj);
+ if (!buf) {
+ /* buffer is already mapped - that's an error */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glConvolutionFilter2D(PBO is mapped)");
+ return;
+ }
+ image = ADD_POINTERS(buf, image);
+ }
+ else if (!image) {
+ return;
+ }
+
/* Unpack filter image. We always store filters in RGBA format. */
for (i = 0; i < height; i++) {
- const GLvoid *src = _mesa_image_address(&ctx->Unpack, image, width,
- height, format, type, 0, i, 0);
+ const GLvoid *src = _mesa_image_address2d(&ctx->Unpack, image, width,
+ height, format, type, i, 0);
GLfloat *dst = ctx->Convolution2D.Filter + i * width * 4;
- _mesa_unpack_float_color_span(ctx, width, GL_RGBA, dst,
+ _mesa_unpack_color_span_float(ctx, width, GL_RGBA, dst,
format, type, src, &ctx->Unpack,
- 0, GL_FALSE);
- }
-
- /* apply scale and bias */
- {
- const GLfloat *scale = ctx->Pixel.ConvolutionFilterScale[1];
- const GLfloat *bias = ctx->Pixel.ConvolutionFilterBias[1];
- for (i = 0; i < width * height * 4; i++) {
- GLfloat r = ctx->Convolution2D.Filter[i * 4 + 0];
- GLfloat g = ctx->Convolution2D.Filter[i * 4 + 1];
- GLfloat b = ctx->Convolution2D.Filter[i * 4 + 2];
- GLfloat a = ctx->Convolution2D.Filter[i * 4 + 3];
- r = r * scale[0] + bias[0];
- g = g * scale[1] + bias[1];
- b = b * scale[2] + bias[2];
- a = a * scale[3] + bias[3];
- ctx->Convolution2D.Filter[i * 4 + 0] = r;
- ctx->Convolution2D.Filter[i * 4 + 1] = g;
- ctx->Convolution2D.Filter[i * 4 + 2] = b;
- ctx->Convolution2D.Filter[i * 4 + 3] = a;
- }
+ 0); /* transferOps */
+ }
+
+ if (ctx->Unpack.BufferObj->Name) {
+ ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
+ ctx->Unpack.BufferObj);
}
+
+ _mesa_scale_and_bias_rgba(width * height,
+ (GLfloat (*)[4]) ctx->Convolution2D.Filter,
+ ctx->Pixel.ConvolutionFilterScale[1][0],
+ ctx->Pixel.ConvolutionFilterScale[1][1],
+ ctx->Pixel.ConvolutionFilterScale[1][2],
+ ctx->Pixel.ConvolutionFilterScale[1][3],
+ ctx->Pixel.ConvolutionFilterBias[1][0],
+ ctx->Pixel.ConvolutionFilterBias[1][1],
+ ctx->Pixel.ConvolutionFilterBias[1][2],
+ ctx->Pixel.ConvolutionFilterBias[1][3]);
+
+ ctx->NewState |= _NEW_PIXEL;
}
-void
+void GLAPIENTRY
_mesa_ConvolutionParameterf(GLenum target, GLenum pname, GLfloat param)
{
GET_CURRENT_CONTEXT(ctx);
GLuint c;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glConvolutionParameterf");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (target) {
case GL_CONVOLUTION_1D:
c = 2;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterf(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterf(target)");
return;
}
ctx->Pixel.ConvolutionBorderMode[c] = (GLenum) param;
}
else {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterf(params)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterf(params)");
return;
}
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterf(pname)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterf(pname)");
return;
}
+
+ ctx->NewState |= _NEW_PIXEL;
}
-void
+void GLAPIENTRY
_mesa_ConvolutionParameterfv(GLenum target, GLenum pname, const GLfloat *params)
{
GET_CURRENT_CONTEXT(ctx);
- struct gl_convolution_attrib *conv;
GLuint c;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glConvolutionParameterfv");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (target) {
case GL_CONVOLUTION_1D:
c = 0;
- conv = &ctx->Convolution1D;
break;
case GL_CONVOLUTION_2D:
c = 1;
- conv = &ctx->Convolution2D;
break;
case GL_SEPARABLE_2D:
c = 2;
- conv = &ctx->Separable2D;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(target)");
return;
}
ctx->Pixel.ConvolutionBorderMode[c] = (GLenum) params[0];
}
else {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(params)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(params)");
return;
}
break;
COPY_4V(ctx->Pixel.ConvolutionFilterBias[c], params);
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(pname)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameterfv(pname)");
return;
}
+
+ ctx->NewState |= _NEW_PIXEL;
}
-void
+void GLAPIENTRY
_mesa_ConvolutionParameteri(GLenum target, GLenum pname, GLint param)
{
GET_CURRENT_CONTEXT(ctx);
GLuint c;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glConvolutionParameteri");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (target) {
case GL_CONVOLUTION_1D:
c = 2;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteri(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteri(target)");
return;
}
ctx->Pixel.ConvolutionBorderMode[c] = (GLenum) param;
}
else {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteri(params)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteri(params)");
return;
}
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteri(pname)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteri(pname)");
return;
}
+
+ ctx->NewState |= _NEW_PIXEL;
}
-void
+void GLAPIENTRY
_mesa_ConvolutionParameteriv(GLenum target, GLenum pname, const GLint *params)
{
GET_CURRENT_CONTEXT(ctx);
- struct gl_convolution_attrib *conv;
GLuint c;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glConvolutionParameteriv");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (target) {
case GL_CONVOLUTION_1D:
c = 0;
- conv = &ctx->Convolution1D;
break;
case GL_CONVOLUTION_2D:
c = 1;
- conv = &ctx->Convolution2D;
break;
case GL_SEPARABLE_2D:
c = 2;
- conv = &ctx->Separable2D;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteriv(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteriv(target)");
return;
}
ctx->Pixel.ConvolutionBorderMode[c] = (GLenum) params[0];
}
else {
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteriv(params)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteriv(params)");
return;
}
break;
case GL_CONVOLUTION_FILTER_SCALE:
- COPY_4V(ctx->Pixel.ConvolutionFilterScale[c], params);
+ /* COPY_4V(ctx->Pixel.ConvolutionFilterScale[c], params); */
+ /* need cast to prevent compiler warnings */
+ ctx->Pixel.ConvolutionFilterScale[c][0] = (GLfloat) params[0];
+ ctx->Pixel.ConvolutionFilterScale[c][1] = (GLfloat) params[1];
+ ctx->Pixel.ConvolutionFilterScale[c][2] = (GLfloat) params[2];
+ ctx->Pixel.ConvolutionFilterScale[c][3] = (GLfloat) params[3];
break;
case GL_CONVOLUTION_FILTER_BIAS:
- COPY_4V(ctx->Pixel.ConvolutionFilterBias[c], params);
+ /* COPY_4V(ctx->Pixel.ConvolutionFilterBias[c], params); */
+ /* need cast to prevent compiler warnings */
+ ctx->Pixel.ConvolutionFilterBias[c][0] = (GLfloat) params[0];
+ ctx->Pixel.ConvolutionFilterBias[c][1] = (GLfloat) params[1];
+ ctx->Pixel.ConvolutionFilterBias[c][2] = (GLfloat) params[2];
+ ctx->Pixel.ConvolutionFilterBias[c][3] = (GLfloat) params[3];
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteriv(pname)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glConvolutionParameteriv(pname)");
return;
}
+
+ ctx->NewState |= _NEW_PIXEL;
}
-void
+void GLAPIENTRY
_mesa_CopyConvolutionFilter1D(GLenum target, GLenum internalFormat, GLint x, GLint y, GLsizei width)
{
- GLenum baseFormat;
- GLfloat rgba[MAX_CONVOLUTION_WIDTH][4];
+ GLint baseFormat;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyConvolutionFilter1D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (target != GL_CONVOLUTION_1D) {
- gl_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter1D(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter1D(target)");
return;
}
baseFormat = base_filter_format(internalFormat);
if (baseFormat < 0 || baseFormat == GL_COLOR_INDEX) {
- gl_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter1D(internalFormat)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter1D(internalFormat)");
return;
}
if (width < 0 || width > MAX_CONVOLUTION_WIDTH) {
- gl_error(ctx, GL_INVALID_VALUE, "glCopyConvolutionFilter1D(width)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glCopyConvolutionFilter1D(width)");
return;
}
- /* read pixels from framebuffer */
- gl_read_rgba_span(ctx, ctx->ReadBuffer, width, x, y, (GLubyte (*)[4]) rgba);
-
- /* store as convolution filter */
- _mesa_ConvolutionFilter1D(target, internalFormat, width,
- GL_RGBA, GL_UNSIGNED_BYTE, rgba);
+ ctx->Driver.CopyConvolutionFilter1D( ctx, target,
+ internalFormat, x, y, width);
}
-void
+void GLAPIENTRY
_mesa_CopyConvolutionFilter2D(GLenum target, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height)
{
- GLenum baseFormat;
- GLint i;
- struct gl_pixelstore_attrib packSave;
- GLfloat rgba[MAX_CONVOLUTION_HEIGHT][MAX_CONVOLUTION_WIDTH][4];
+ GLint baseFormat;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyConvolutionFilter2D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (target != GL_CONVOLUTION_2D) {
- gl_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter2D(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter2D(target)");
return;
}
baseFormat = base_filter_format(internalFormat);
if (baseFormat < 0 || baseFormat == GL_COLOR_INDEX) {
- gl_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter2D(internalFormat)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glCopyConvolutionFilter2D(internalFormat)");
return;
}
if (width < 0 || width > MAX_CONVOLUTION_WIDTH) {
- gl_error(ctx, GL_INVALID_VALUE, "glCopyConvolutionFilter2D(width)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glCopyConvolutionFilter2D(width)");
return;
}
if (height < 0 || height > MAX_CONVOLUTION_HEIGHT) {
- gl_error(ctx, GL_INVALID_VALUE, "glCopyConvolutionFilter2D(height)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glCopyConvolutionFilter2D(height)");
return;
}
- /* read pixels from framebuffer */
- for (i = 0; i < height; i++) {
- gl_read_rgba_span(ctx, ctx->ReadBuffer, width, x, y + i,
- (GLubyte (*)[4]) rgba[i]);
- }
-
- /*
- * store as convolution filter
- */
- packSave = ctx->Unpack; /* save pixel packing params */
-
- ctx->Unpack.Alignment = 1;
- ctx->Unpack.RowLength = MAX_CONVOLUTION_WIDTH;
- ctx->Unpack.SkipPixels = 0;
- ctx->Unpack.SkipRows = 0;
- ctx->Unpack.ImageHeight = 0;
- ctx->Unpack.SkipImages = 0;
- ctx->Unpack.SwapBytes = GL_FALSE;
- ctx->Unpack.LsbFirst = GL_FALSE;
-
- _mesa_ConvolutionFilter2D(target, internalFormat, width, height,
- GL_RGBA, GL_UNSIGNED_BYTE, rgba);
-
- ctx->Unpack = packSave; /* restore pixel packing params */
+ ctx->Driver.CopyConvolutionFilter2D( ctx, target, internalFormat, x, y,
+ width, height );
}
-void
-_mesa_GetConvolutionFilter(GLenum target, GLenum format, GLenum type, GLvoid *image)
+void GLAPIENTRY
+_mesa_GetConvolutionFilter(GLenum target, GLenum format, GLenum type,
+ GLvoid *image)
{
- const struct gl_convolution_attrib *filter;
- GLint row;
+ struct gl_convolution_attrib *filter;
+ GLuint row;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glGetConvolutionFilter");
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->NewState) {
+ _mesa_update_state(ctx);
+ }
+
+ if (!_mesa_is_legal_format_and_type(ctx, format, type)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glGetConvolutionFilter(format or type)");
+ return;
+ }
- if (!_mesa_is_legal_format_and_type(format, type) ||
- format == GL_COLOR_INDEX ||
+ if (format == GL_COLOR_INDEX ||
format == GL_STENCIL_INDEX ||
format == GL_DEPTH_COMPONENT ||
format == GL_INTENSITY ||
type == GL_BITMAP) {
- gl_error(ctx, GL_INVALID_ENUM, "glGetConvolutionFilter(format or type)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionFilter(format or type)");
return;
}
filter = &(ctx->Convolution2D);
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetConvolutionFilter(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionFilter(target)");
+ return;
+ }
+
+ if (ctx->Pack.BufferObj->Name) {
+ /* Pack the filter into a PBO */
+ GLubyte *buf;
+ if (!_mesa_validate_pbo_access(2, &ctx->Pack,
+ filter->Width, filter->Height,
+ 1, format, type, image)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetConvolutionFilter(invalid PBO access)");
+ return;
+ }
+ buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT,
+ GL_WRITE_ONLY_ARB,
+ ctx->Pack.BufferObj);
+ if (!buf) {
+ /* buffer is already mapped - that's an error */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetConvolutionFilter(PBO is mapped)");
return;
+ }
+ image = ADD_POINTERS(image, buf);
}
for (row = 0; row < filter->Height; row++) {
- GLvoid *dst = _mesa_image_address( &ctx->Pack, image, filter->Width,
- filter->Height, format, type,
- 0, row, 0);
- const GLfloat *src = filter->Filter + row * filter->Width * 4;
- /* XXX apply transfer ops or not? */
- _mesa_pack_float_rgba_span(ctx, filter->Width,
- (const GLfloat (*)[4]) src,
- format, type, dst, &ctx->Pack, 0);
+ GLvoid *dst = _mesa_image_address2d(&ctx->Pack, image, filter->Width,
+ filter->Height, format, type,
+ row, 0);
+ GLfloat (*src)[4] = (GLfloat (*)[4]) (filter->Filter + row * filter->Width * 4);
+ _mesa_pack_rgba_span_float(ctx, filter->Width, src,
+ format, type, dst, &ctx->Pack, 0x0);
+ }
+
+ if (ctx->Pack.BufferObj->Name) {
+ ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT,
+ ctx->Pack.BufferObj);
}
}
-void
+void GLAPIENTRY
_mesa_GetConvolutionParameterfv(GLenum target, GLenum pname, GLfloat *params)
{
GET_CURRENT_CONTEXT(ctx);
const struct gl_convolution_attrib *conv;
GLuint c;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glGetConvolutionParameterfv");
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
switch (target) {
case GL_CONVOLUTION_1D:
conv = &ctx->Separable2D;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameterfv(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameterfv(target)");
return;
}
*params = (GLfloat) ctx->Const.MaxConvolutionHeight;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameterfv(pname)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameterfv(pname)");
return;
}
}
-void
+void GLAPIENTRY
_mesa_GetConvolutionParameteriv(GLenum target, GLenum pname, GLint *params)
{
GET_CURRENT_CONTEXT(ctx);
const struct gl_convolution_attrib *conv;
GLuint c;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glGetConvolutionParameteriv");
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
switch (target) {
case GL_CONVOLUTION_1D:
conv = &ctx->Separable2D;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameteriv(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameteriv(target)");
return;
}
*params = (GLint) ctx->Const.MaxConvolutionHeight;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameteriv(pname)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionParameteriv(pname)");
return;
}
}
-void
-_mesa_GetSeparableFilter(GLenum target, GLenum format, GLenum type, GLvoid *row, GLvoid *column, GLvoid *span)
+void GLAPIENTRY
+_mesa_GetSeparableFilter(GLenum target, GLenum format, GLenum type,
+ GLvoid *row, GLvoid *column, GLvoid *span)
{
const GLint colStart = MAX_CONVOLUTION_WIDTH * 4;
- const struct gl_convolution_attrib *filter;
+ struct gl_convolution_attrib *filter;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glGetSeparableFilter");
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->NewState) {
+ _mesa_update_state(ctx);
+ }
if (target != GL_SEPARABLE_2D) {
- gl_error(ctx, GL_INVALID_ENUM, "glGetSeparableFilter(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetSeparableFilter(target)");
+ return;
+ }
+
+ if (!_mesa_is_legal_format_and_type(ctx, format, type)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetConvolutionFilter(format or type)");
return;
}
- if (!_mesa_is_legal_format_and_type(format, type) ||
- format == GL_COLOR_INDEX ||
+ if (format == GL_COLOR_INDEX ||
format == GL_STENCIL_INDEX ||
format == GL_DEPTH_COMPONENT ||
format == GL_INTENSITY ||
type == GL_BITMAP) {
- gl_error(ctx, GL_INVALID_ENUM, "glGetConvolutionFilter(format or type)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetConvolutionFilter(format or type)");
return;
}
filter = &ctx->Separable2D;
+ if (ctx->Pack.BufferObj->Name) {
+ /* Pack filter into PBO */
+ GLubyte *buf;
+ if (!_mesa_validate_pbo_access(1, &ctx->Pack, filter->Width, 1, 1,
+ format, type, row)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetSeparableFilter(invalid PBO access, width)");
+ return;
+ }
+ if (!_mesa_validate_pbo_access(1, &ctx->Pack, filter->Height, 1, 1,
+ format, type, column)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetSeparableFilter(invalid PBO access, height)");
+ return;
+ }
+ buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT,
+ GL_WRITE_ONLY_ARB,
+ ctx->Pack.BufferObj);
+ if (!buf) {
+ /* buffer is already mapped - that's an error */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetSeparableFilter(PBO is mapped)");
+ return;
+ }
+ row = ADD_POINTERS(buf, row);
+ column = ADD_POINTERS(buf, column);
+ }
+
/* Row filter */
- {
- GLvoid *dst = _mesa_image_address( &ctx->Pack, row, filter->Width,
- filter->Height, format, type,
- 0, 0, 0);
- _mesa_pack_float_rgba_span(ctx, filter->Width,
- (const GLfloat (*)[4]) filter->Filter,
- format, type, dst, &ctx->Pack, 0);
+ if (row) {
+ GLvoid *dst = _mesa_image_address1d(&ctx->Pack, row, filter->Width,
+ format, type, 0);
+ _mesa_pack_rgba_span_float(ctx, filter->Width,
+ (GLfloat (*)[4]) filter->Filter,
+ format, type, dst, &ctx->Pack, 0x0);
}
/* Column filter */
- {
- GLvoid *dst = _mesa_image_address( &ctx->Pack, column, filter->Width,
- 1, format, type,
- 0, 0, 0);
- const GLfloat *src = filter->Filter + colStart;
- _mesa_pack_float_rgba_span(ctx, filter->Height,
- (const GLfloat (*)[4]) src,
- format, type, dst, &ctx->Pack, 0);
+ if (column) {
+ GLvoid *dst = _mesa_image_address1d(&ctx->Pack, column, filter->Height,
+ format, type, 0);
+ GLfloat (*src)[4] = (GLfloat (*)[4]) (filter->Filter + colStart);
+ _mesa_pack_rgba_span_float(ctx, filter->Height, src,
+ format, type, dst, &ctx->Pack, 0x0);
}
(void) span; /* unused at this time */
+
+ if (ctx->Pack.BufferObj->Name) {
+ /* Pack filter into PBO */
+ ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
+ ctx->Unpack.BufferObj);
+ }
}
-void
+void GLAPIENTRY
_mesa_SeparableFilter2D(GLenum target, GLenum internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *row, const GLvoid *column)
{
const GLint colStart = MAX_CONVOLUTION_WIDTH * 4;
- GLenum baseFormat;
+ GLint baseFormat;
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glSeparableFilter2D");
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (target != GL_SEPARABLE_2D) {
- gl_error(ctx, GL_INVALID_ENUM, "glSeparableFilter2D(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glSeparableFilter2D(target)");
return;
}
baseFormat = base_filter_format(internalFormat);
if (baseFormat < 0 || baseFormat == GL_COLOR_INDEX) {
- gl_error(ctx, GL_INVALID_ENUM, "glSeparableFilter2D(internalFormat)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glSeparableFilter2D(internalFormat)");
return;
}
if (width < 0 || width > MAX_CONVOLUTION_WIDTH) {
- gl_error(ctx, GL_INVALID_VALUE, "glSeparableFilter2D(width)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glSeparableFilter2D(width)");
return;
}
if (height < 0 || height > MAX_CONVOLUTION_HEIGHT) {
- gl_error(ctx, GL_INVALID_VALUE, "glSeparableFilter2D(height)");
+ _mesa_error(ctx, GL_INVALID_VALUE, "glSeparableFilter2D(height)");
return;
}
- if (!_mesa_is_legal_format_and_type(format, type) ||
- format == GL_COLOR_INDEX ||
+ if (!_mesa_is_legal_format_and_type(ctx, format, type)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glSeparableFilter2D(format or type)");
+ return;
+ }
+
+ if (format == GL_COLOR_INDEX ||
format == GL_STENCIL_INDEX ||
format == GL_DEPTH_COMPONENT ||
format == GL_INTENSITY ||
type == GL_BITMAP) {
- gl_error(ctx, GL_INVALID_ENUM, "glSeparableFilter2D(format or type)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glSeparableFilter2D(format or type)");
return;
}
ctx->Separable2D.Width = width;
ctx->Separable2D.Height = height;
- /* unpack row filter */
- _mesa_unpack_float_color_span(ctx, width, GL_RGBA,
- ctx->Separable2D.Filter,
- format, type, row, &ctx->Unpack,
- 0, GL_FALSE);
-
- /* apply scale and bias */
- {
- const GLfloat *scale = ctx->Pixel.ConvolutionFilterScale[2];
- const GLfloat *bias = ctx->Pixel.ConvolutionFilterBias[2];
- GLint i;
- for (i = 0; i < width; i++) {
- GLfloat r = ctx->Separable2D.Filter[i * 4 + 0];
- GLfloat g = ctx->Separable2D.Filter[i * 4 + 1];
- GLfloat b = ctx->Separable2D.Filter[i * 4 + 2];
- GLfloat a = ctx->Separable2D.Filter[i * 4 + 3];
- r = r * scale[0] + bias[0];
- g = g * scale[1] + bias[1];
- b = b * scale[2] + bias[2];
- a = a * scale[3] + bias[3];
- ctx->Separable2D.Filter[i * 4 + 0] = r;
- ctx->Separable2D.Filter[i * 4 + 1] = g;
- ctx->Separable2D.Filter[i * 4 + 2] = b;
- ctx->Separable2D.Filter[i * 4 + 3] = a;
+ if (ctx->Unpack.BufferObj->Name) {
+ /* unpack filter from PBO */
+ GLubyte *buf;
+ if (!_mesa_validate_pbo_access(1, &ctx->Unpack, width, 1, 1,
+ format, type, row)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glSeparableFilter2D(invalid PBO access, width)");
+ return;
+ }
+ if (!_mesa_validate_pbo_access(1, &ctx->Unpack, height, 1, 1,
+ format, type, column)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glSeparableFilter2D(invalid PBO access, height)");
+ return;
+ }
+ buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
+ GL_READ_ONLY_ARB,
+ ctx->Unpack.BufferObj);
+ if (!buf) {
+ /* buffer is already mapped - that's an error */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glSeparableFilter2D(PBO is mapped)");
+ return;
}
+ row = ADD_POINTERS(buf, row);
+ column = ADD_POINTERS(buf, column);
+ }
+
+ /* unpack row filter */
+ if (row) {
+ _mesa_unpack_color_span_float(ctx, width, GL_RGBA,
+ ctx->Separable2D.Filter,
+ format, type, row, &ctx->Unpack,
+ 0); /* transferOps */
+
+ _mesa_scale_and_bias_rgba(width,
+ (GLfloat (*)[4]) ctx->Separable2D.Filter,
+ ctx->Pixel.ConvolutionFilterScale[2][0],
+ ctx->Pixel.ConvolutionFilterScale[2][1],
+ ctx->Pixel.ConvolutionFilterScale[2][2],
+ ctx->Pixel.ConvolutionFilterScale[2][3],
+ ctx->Pixel.ConvolutionFilterBias[2][0],
+ ctx->Pixel.ConvolutionFilterBias[2][1],
+ ctx->Pixel.ConvolutionFilterBias[2][2],
+ ctx->Pixel.ConvolutionFilterBias[2][3]);
}
/* unpack column filter */
- _mesa_unpack_float_color_span(ctx, width, GL_RGBA,
- &ctx->Separable2D.Filter[colStart],
- format, type, column, &ctx->Unpack,
- 0, GL_FALSE);
-
- /* apply scale and bias */
- {
- const GLfloat *scale = ctx->Pixel.ConvolutionFilterScale[2];
- const GLfloat *bias = ctx->Pixel.ConvolutionFilterBias[2];
- GLint i;
- for (i = 0; i < width; i++) {
- GLfloat r = ctx->Separable2D.Filter[i * 4 + 0 + colStart];
- GLfloat g = ctx->Separable2D.Filter[i * 4 + 1 + colStart];
- GLfloat b = ctx->Separable2D.Filter[i * 4 + 2 + colStart];
- GLfloat a = ctx->Separable2D.Filter[i * 4 + 3 + colStart];
- r = r * scale[0] + bias[0];
- g = g * scale[1] + bias[1];
- b = b * scale[2] + bias[2];
- a = a * scale[3] + bias[3];
- ctx->Separable2D.Filter[i * 4 + 0 + colStart] = r;
- ctx->Separable2D.Filter[i * 4 + 1 + colStart] = g;
- ctx->Separable2D.Filter[i * 4 + 2 + colStart] = b;
- ctx->Separable2D.Filter[i * 4 + 3 + colStart] = a;
- }
+ if (column) {
+ _mesa_unpack_color_span_float(ctx, height, GL_RGBA,
+ &ctx->Separable2D.Filter[colStart],
+ format, type, column, &ctx->Unpack,
+ 0); /* transferOps */
+
+ _mesa_scale_and_bias_rgba(height,
+ (GLfloat (*)[4]) (ctx->Separable2D.Filter + colStart),
+ ctx->Pixel.ConvolutionFilterScale[2][0],
+ ctx->Pixel.ConvolutionFilterScale[2][1],
+ ctx->Pixel.ConvolutionFilterScale[2][2],
+ ctx->Pixel.ConvolutionFilterScale[2][3],
+ ctx->Pixel.ConvolutionFilterBias[2][0],
+ ctx->Pixel.ConvolutionFilterBias[2][1],
+ ctx->Pixel.ConvolutionFilterBias[2][2],
+ ctx->Pixel.ConvolutionFilterBias[2][3]);
+ }
+
+ if (ctx->Unpack.BufferObj->Name) {
+ ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
+ ctx->Unpack.BufferObj);
}
+
+ ctx->NewState |= _NEW_PIXEL;
}
;
}
}
+
+
+
+/*
+ * This function computes an image's size after convolution.
+ * If the convolution border mode is GL_REDUCE, the post-convolution
+ * image will be smaller than the original.
+ */
+void
+_mesa_adjust_image_for_convolution(const GLcontext *ctx, GLuint dimensions,
+ GLsizei *width, GLsizei *height)
+{
+ if (ctx->Pixel.Convolution1DEnabled
+ && dimensions == 1
+ && ctx->Pixel.ConvolutionBorderMode[0] == GL_REDUCE) {
+ *width = *width - (MAX2(ctx->Convolution1D.Width, 1) - 1);
+ }
+ else if (ctx->Pixel.Convolution2DEnabled
+ && dimensions > 1
+ && ctx->Pixel.ConvolutionBorderMode[1] == GL_REDUCE) {
+ *width = *width - (MAX2(ctx->Convolution2D.Width, 1) - 1);
+ *height = *height - (MAX2(ctx->Convolution2D.Height, 1) - 1);
+ }
+ else if (ctx->Pixel.Separable2DEnabled
+ && dimensions > 1
+ && ctx->Pixel.ConvolutionBorderMode[2] == GL_REDUCE) {
+ *width = *width - (MAX2(ctx->Separable2D.Width, 1) - 1);
+ *height = *height - (MAX2(ctx->Separable2D.Height, 1) - 1);
+ }
+}