diff options
author | Nicolai Hähnle <[email protected]> | 2009-09-21 13:26:50 +0200 |
---|---|---|
committer | Nicolai Hähnle <[email protected]> | 2009-09-21 13:26:50 +0200 |
commit | 81c7561d9d3faf70ac22c6a5f3fbea18f53eed92 (patch) | |
tree | 5ec097e0e1fe99804104d3a56923c16edf1533aa /src/mesa/swrast | |
parent | f02f63997ce65530788a6dfcb28f11790a14d938 (diff) | |
parent | 3083ba38f4c884b32cd0460607b5064b6b7008d2 (diff) |
Merge branch 'master' into r300-compiler
There were additional non-textual conflicts.
Conflicts:
src/gallium/drivers/r300/r300_tgsi_to_rc.c
src/mesa/drivers/dri/r300/compiler/r3xx_vertprog.c
src/mesa/drivers/dri/r300/compiler/radeon_program.c
src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c
Diffstat (limited to 'src/mesa/swrast')
-rw-r--r-- | src/mesa/swrast/s_depth.c | 27 | ||||
-rw-r--r-- | src/mesa/swrast/s_depth.h | 2 | ||||
-rw-r--r-- | src/mesa/swrast/s_imaging.c | 196 | ||||
-rw-r--r-- | src/mesa/swrast/s_span.c | 3 | ||||
-rw-r--r-- | src/mesa/swrast/s_texstore.c | 601 | ||||
-rw-r--r-- | src/mesa/swrast/swrast.h | 54 |
6 files changed, 32 insertions, 851 deletions
diff --git a/src/mesa/swrast/s_depth.c b/src/mesa/swrast/s_depth.c index 26e23f02d59..1a428fb1a28 100644 --- a/src/mesa/swrast/s_depth.c +++ b/src/mesa/swrast/s_depth.c @@ -497,6 +497,33 @@ depth_test_span32( GLcontext *ctx, GLuint n, return passed; } +/* Apply ARB_depth_clamp to span of fragments. */ +void +_swrast_depth_clamp_span( GLcontext *ctx, SWspan *span ) +{ + struct gl_framebuffer *fb = ctx->DrawBuffer; + struct gl_renderbuffer *rb = fb->_DepthBuffer; + const GLuint count = span->end; + GLuint *zValues = span->array->z; + GLuint near, far; + int i; + + if (rb->DataType == GL_UNSIGNED_SHORT) { + near = FLOAT_TO_UINT(ctx->Viewport.Near); + far = FLOAT_TO_UINT(ctx->Viewport.Far); + } else { + assert(rb->DataType == GL_UNSIGNED_INT); + CLAMPED_FLOAT_TO_USHORT(near, ctx->Viewport.Near); + CLAMPED_FLOAT_TO_USHORT(far, ctx->Viewport.Far); + } + for (i = 0; i < count; i++) { + if (zValues[i] < near) + zValues[i] = near; + if (zValues[i] > far) + zValues[i] = far; + } +} + /* diff --git a/src/mesa/swrast/s_depth.h b/src/mesa/swrast/s_depth.h index 36886256830..7eae3667428 100644 --- a/src/mesa/swrast/s_depth.h +++ b/src/mesa/swrast/s_depth.h @@ -33,6 +33,8 @@ extern GLuint _swrast_depth_test_span( GLcontext *ctx, SWspan *span); +extern void +_swrast_depth_clamp_span( GLcontext *ctx, SWspan *span ); extern GLboolean _swrast_depth_bounds_test( GLcontext *ctx, SWspan *span ); diff --git a/src/mesa/swrast/s_imaging.c b/src/mesa/swrast/s_imaging.c deleted file mode 100644 index 3578b713f61..00000000000 --- a/src/mesa/swrast/s_imaging.c +++ /dev/null @@ -1,196 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5 - * - * Copyright (C) 1999-2005 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"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* KW: Moved these here to remove knowledge of swrast from core mesa. - * Should probably pull the entire software implementation of these - * extensions into either swrast or a sister module. - */ - -#include "main/glheader.h" -#include "main/colortab.h" -#include "main/convolve.h" -#include "s_context.h" -#include "s_span.h" - - -void -_swrast_CopyColorTable( GLcontext *ctx, - GLenum target, GLenum internalformat, - GLint x, GLint y, GLsizei width) -{ - GLchan data[MAX_WIDTH][4]; - struct gl_buffer_object *bufferSave; - - if (!ctx->ReadBuffer->_ColorReadBuffer) { - /* no readbuffer - OK */ - return; - } - - if (width > MAX_WIDTH) - width = MAX_WIDTH; - - swrast_render_start(ctx); - - /* read the data from framebuffer */ - _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y, CHAN_TYPE, data ); - - swrast_render_finish(ctx); - - /* save PBO binding */ - bufferSave = ctx->Unpack.BufferObj; - ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj; - - _mesa_ColorTable(target, internalformat, width, GL_RGBA, CHAN_TYPE, data); - - /* restore PBO binding */ - ctx->Unpack.BufferObj = bufferSave; -} - - -void -_swrast_CopyColorSubTable( GLcontext *ctx,GLenum target, GLsizei start, - GLint x, GLint y, GLsizei width) -{ - GLchan data[MAX_WIDTH][4]; - struct gl_buffer_object *bufferSave; - - if (!ctx->ReadBuffer->_ColorReadBuffer) { - /* no readbuffer - OK */ - return; - } - - if (width > MAX_WIDTH) - width = MAX_WIDTH; - - swrast_render_start(ctx); - - /* read the data from framebuffer */ - _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y, CHAN_TYPE, data ); - - swrast_render_finish(ctx); - - /* save PBO binding */ - bufferSave = ctx->Unpack.BufferObj; - ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj; - - _mesa_ColorSubTable(target, start, width, GL_RGBA, CHAN_TYPE, data); - - /* restore PBO binding */ - ctx->Unpack.BufferObj = bufferSave; -} - - -void -_swrast_CopyConvolutionFilter1D(GLcontext *ctx, GLenum target, - GLenum internalFormat, - GLint x, GLint y, GLsizei width) -{ - GLchan rgba[MAX_CONVOLUTION_WIDTH][4]; - struct gl_buffer_object *bufferSave; - - if (!ctx->ReadBuffer->_ColorReadBuffer) { - /* no readbuffer - OK */ - return; - } - - swrast_render_start(ctx); - - /* read the data from framebuffer */ - _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y, CHAN_TYPE, rgba ); - - swrast_render_finish(ctx); - - /* save PBO binding */ - bufferSave = ctx->Unpack.BufferObj; - ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj; - - /* store as convolution filter */ - _mesa_ConvolutionFilter1D(target, internalFormat, width, - GL_RGBA, CHAN_TYPE, rgba); - - /* restore PBO binding */ - ctx->Unpack.BufferObj = bufferSave; -} - - -void -_swrast_CopyConvolutionFilter2D(GLcontext *ctx, GLenum target, - GLenum internalFormat, - GLint x, GLint y, GLsizei width, GLsizei height) -{ - struct gl_pixelstore_attrib packSave; - GLchan rgba[MAX_CONVOLUTION_HEIGHT][MAX_CONVOLUTION_WIDTH][4]; - GLint i; - struct gl_buffer_object *bufferSave; - - if (!ctx->ReadBuffer->_ColorReadBuffer) { - /* no readbuffer - OK */ - return; - } - - swrast_render_start(ctx); - - /* read pixels from framebuffer */ - for (i = 0; i < height; i++) { - _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y + i, CHAN_TYPE, rgba[i] ); - } - - swrast_render_finish(ctx); - - /* - * HACK: save & restore context state so we can store this as a - * convolution filter via the GL api. Doesn't call any callbacks - * hanging off ctx->Unpack statechanges. - */ - - 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; - ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj; - ctx->NewState |= _NEW_PACKUNPACK; - - /* save PBO binding */ - bufferSave = ctx->Unpack.BufferObj; - ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj; - - _mesa_ConvolutionFilter2D(target, internalFormat, width, height, - GL_RGBA, CHAN_TYPE, rgba); - - /* restore PBO binding */ - ctx->Unpack.BufferObj = bufferSave; - - ctx->Unpack = packSave; /* restore pixel packing params */ - ctx->NewState |= _NEW_PACKUNPACK; -} diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c index 0e2793b4740..a45eac438e4 100644 --- a/src/mesa/swrast/s_span.c +++ b/src/mesa/swrast/s_span.c @@ -880,6 +880,9 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span) stipple_polygon_span(ctx, span); } + if (ctx->Transform.DepthClamp) + _swrast_depth_clamp_span(ctx, span); + /* Stencil and Z testing */ if (ctx->Stencil._Enabled || ctx->Depth.Test) { if (!(span->arrayMask & SPAN_Z)) diff --git a/src/mesa/swrast/s_texstore.c b/src/mesa/swrast/s_texstore.c deleted file mode 100644 index f9ff9ad6a42..00000000000 --- a/src/mesa/swrast/s_texstore.c +++ /dev/null @@ -1,601 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5.2 - * - * 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"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * Authors: - * Brian Paul - */ - - -/* - * The functions in this file are mostly related to software texture fallbacks. - * This includes texture image transfer/packing and texel fetching. - * Hardware drivers will likely override most of this. - */ - - - -#include "main/glheader.h" -#include "main/imports.h" -#include "main/colormac.h" -#include "main/context.h" -#include "main/convolve.h" -#include "main/image.h" -#include "main/macros.h" -#include "main/mipmap.h" -#include "main/texformat.h" -#include "main/teximage.h" -#include "main/texstore.h" - -#include "s_context.h" -#include "s_depth.h" -#include "s_span.h" - - -/** - * Read an RGBA image from the frame buffer. - * This is used by glCopyTex[Sub]Image[12]D(). - * \param x window source x - * \param y window source y - * \param width image width - * \param height image height - * \param type datatype for returned GL_RGBA image - * \return pointer to image - */ -static GLvoid * -read_color_image( GLcontext *ctx, GLint x, GLint y, GLenum type, - GLsizei width, GLsizei height ) -{ - struct gl_renderbuffer *rb = ctx->ReadBuffer->_ColorReadBuffer; - const GLint pixelSize = _mesa_bytes_per_pixel(GL_RGBA, type); - const GLint stride = width * pixelSize; - GLint row; - GLubyte *image, *dst; - - image = (GLubyte *) _mesa_malloc(width * height * pixelSize); - if (!image) - return NULL; - - swrast_render_start(ctx); - - dst = image; - for (row = 0; row < height; row++) { - _swrast_read_rgba_span(ctx, rb, width, x, y + row, type, dst); - dst += stride; - } - - swrast_render_finish(ctx); - - return image; -} - - -/** - * As above, but read data from depth buffer. Returned as GLuints. - * \sa read_color_image - */ -static GLuint * -read_depth_image( GLcontext *ctx, GLint x, GLint y, - GLsizei width, GLsizei height ) -{ - struct gl_renderbuffer *rb = ctx->ReadBuffer->_DepthBuffer; - GLuint *image, *dst; - GLint i; - - image = (GLuint *) _mesa_malloc(width * height * sizeof(GLuint)); - if (!image) - return NULL; - - swrast_render_start(ctx); - - dst = image; - for (i = 0; i < height; i++) { - _swrast_read_depth_span_uint(ctx, rb, width, x, y + i, dst); - dst += width; - } - - swrast_render_finish(ctx); - - return image; -} - - -/** - * As above, but read data from depth+stencil buffers. - */ -static GLuint * -read_depth_stencil_image(GLcontext *ctx, GLint x, GLint y, - GLsizei width, GLsizei height) -{ - struct gl_renderbuffer *depthRb = ctx->ReadBuffer->_DepthBuffer; - struct gl_renderbuffer *stencilRb = ctx->ReadBuffer->_StencilBuffer; - GLuint *image, *dst; - GLint i; - - ASSERT(depthRb); - ASSERT(stencilRb); - - image = (GLuint *) _mesa_malloc(width * height * sizeof(GLuint)); - if (!image) - return NULL; - - swrast_render_start(ctx); - - /* read from depth buffer */ - dst = image; - if (depthRb->DataType == GL_UNSIGNED_INT) { - for (i = 0; i < height; i++) { - _swrast_get_row(ctx, depthRb, width, x, y + i, dst, sizeof(GLuint)); - dst += width; - } - } - else { - GLushort z16[MAX_WIDTH]; - ASSERT(depthRb->DataType == GL_UNSIGNED_SHORT); - for (i = 0; i < height; i++) { - GLint j; - _swrast_get_row(ctx, depthRb, width, x, y + i, z16, sizeof(GLushort)); - /* convert GLushorts to GLuints */ - for (j = 0; j < width; j++) { - dst[j] = z16[j]; - } - dst += width; - } - } - - /* put depth values into bits 0xffffff00 */ - if (ctx->ReadBuffer->Visual.depthBits == 24) { - GLint j; - for (j = 0; j < width * height; j++) { - image[j] <<= 8; - } - } - else if (ctx->ReadBuffer->Visual.depthBits == 16) { - GLint j; - for (j = 0; j < width * height; j++) { - image[j] = (image[j] << 16) | (image[j] & 0xff00); - } - } - else { - /* this handles arbitrary depthBits >= 12 */ - const GLint rShift = ctx->ReadBuffer->Visual.depthBits; - const GLint lShift = 32 - rShift; - GLint j; - for (j = 0; j < width * height; j++) { - GLuint z = (image[j] << lShift); - image[j] = z | (z >> rShift); - } - } - - /* read stencil values and interleave into image array */ - dst = image; - for (i = 0; i < height; i++) { - GLstencil stencil[MAX_WIDTH]; - GLint j; - ASSERT(8 * sizeof(GLstencil) == stencilRb->StencilBits); - _swrast_get_row(ctx, stencilRb, width, x, y + i, - stencil, sizeof(GLstencil)); - for (j = 0; j < width; j++) { - dst[j] = (dst[j] & 0xffffff00) | (stencil[j] & 0xff); - } - dst += width; - } - - swrast_render_finish(ctx); - - return image; -} - - -static GLboolean -is_depth_format(GLenum format) -{ - switch (format) { - case GL_DEPTH_COMPONENT: - case GL_DEPTH_COMPONENT16: - case GL_DEPTH_COMPONENT24: - case GL_DEPTH_COMPONENT32: - return GL_TRUE; - default: - return GL_FALSE; - } -} - - -static GLboolean -is_depth_stencil_format(GLenum format) -{ - switch (format) { - case GL_DEPTH_STENCIL_EXT: - case GL_DEPTH24_STENCIL8_EXT: - return GL_TRUE; - default: - return GL_FALSE; - } -} - - -/* - * Fallback for Driver.CopyTexImage1D(). - */ -void -_swrast_copy_teximage1d( GLcontext *ctx, GLenum target, GLint level, - GLenum internalFormat, - GLint x, GLint y, GLsizei width, GLint border ) -{ - struct gl_texture_unit *texUnit; - struct gl_texture_object *texObj; - struct gl_texture_image *texImage; - - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - texObj = _mesa_select_tex_object(ctx, texUnit, target); - ASSERT(texObj); - texImage = _mesa_select_tex_image(ctx, texObj, target, level); - ASSERT(texImage); - - ASSERT(ctx->Driver.TexImage1D); - - if (is_depth_format(internalFormat)) { - /* read depth image from framebuffer */ - GLuint *image = read_depth_image(ctx, x, y, width, 1); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage1D"); - return; - } - /* call glTexImage1D to redefine the texture */ - ctx->Driver.TexImage1D(ctx, target, level, internalFormat, - width, border, - GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else if (is_depth_stencil_format(internalFormat)) { - /* read depth/stencil image from framebuffer */ - GLuint *image = read_depth_stencil_image(ctx, x, y, width, 1); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage1D"); - return; - } - /* call glTexImage1D to redefine the texture */ - ctx->Driver.TexImage1D(ctx, target, level, internalFormat, - width, border, - GL_DEPTH_STENCIL_EXT, GL_UNSIGNED_INT_24_8_EXT, - image, &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else { - /* read RGBA image from framebuffer */ - const GLenum format = GL_RGBA; - const GLenum type = ctx->ReadBuffer->_ColorReadBuffer->DataType; - GLvoid *image = read_color_image(ctx, x, y, type, width, 1); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage1D"); - return; - } - /* call glTexImage1D to redefine the texture */ - ctx->Driver.TexImage1D(ctx, target, level, internalFormat, - width, border, format, type, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - - /* GL_SGIS_generate_mipmap */ - if (level == texObj->BaseLevel && texObj->GenerateMipmap) { - ctx->Driver.GenerateMipmap(ctx, target, texObj); - } -} - - -/** - * Fallback for Driver.CopyTexImage2D(). - * - * We implement CopyTexImage by reading the image from the framebuffer - * then passing it to the ctx->Driver.TexImage2D() function. - * - * Device drivers should try to implement direct framebuffer->texture copies. - */ -void -_swrast_copy_teximage2d( GLcontext *ctx, GLenum target, GLint level, - GLenum internalFormat, - GLint x, GLint y, GLsizei width, GLsizei height, - GLint border ) -{ - struct gl_texture_unit *texUnit; - struct gl_texture_object *texObj; - struct gl_texture_image *texImage; - - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - texObj = _mesa_select_tex_object(ctx, texUnit, target); - ASSERT(texObj); - texImage = _mesa_select_tex_image(ctx, texObj, target, level); - ASSERT(texImage); - - ASSERT(ctx->Driver.TexImage2D); - - if (is_depth_format(internalFormat)) { - /* read depth image from framebuffer */ - GLuint *image = read_depth_image(ctx, x, y, width, height); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage2D"); - return; - } - /* call glTexImage2D to redefine the texture */ - ctx->Driver.TexImage2D(ctx, target, level, internalFormat, - width, height, border, - GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else if (is_depth_stencil_format(internalFormat)) { - GLuint *image = read_depth_stencil_image(ctx, x, y, width, height); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage2D"); - return; - } - /* call glTexImage2D to redefine the texture */ - ctx->Driver.TexImage2D(ctx, target, level, internalFormat, - width, height, border, - GL_DEPTH_STENCIL_EXT, GL_UNSIGNED_INT_24_8_EXT, - image, &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else { - /* read RGBA image from framebuffer */ - const GLenum format = GL_RGBA; - const GLenum type = ctx->ReadBuffer->_ColorReadBuffer->DataType; - GLvoid *image = read_color_image(ctx, x, y, type, width, height); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage2D"); - return; - } - /* call glTexImage2D to redefine the texture */ - ctx->Driver.TexImage2D(ctx, target, level, internalFormat, - width, height, border, format, type, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - - /* GL_SGIS_generate_mipmap */ - if (level == texObj->BaseLevel && texObj->GenerateMipmap) { - ctx->Driver.GenerateMipmap(ctx, target, texObj); - } -} - - -/* - * Fallback for Driver.CopyTexSubImage1D(). - */ -void -_swrast_copy_texsubimage1d( GLcontext *ctx, GLenum target, GLint level, - GLint xoffset, GLint x, GLint y, GLsizei width ) -{ - struct gl_texture_unit *texUnit; - struct gl_texture_object *texObj; - struct gl_texture_image *texImage; - - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - texObj = _mesa_select_tex_object(ctx, texUnit, target); - ASSERT(texObj); - texImage = _mesa_select_tex_image(ctx, texObj, target, level); - ASSERT(texImage); - - ASSERT(ctx->Driver.TexImage1D); - - if (texImage->_BaseFormat == GL_DEPTH_COMPONENT) { - /* read depth image from framebuffer */ - GLuint *image = read_depth_image(ctx, x, y, width, 1); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage1D"); - return; - } - - /* call glTexSubImage1D to redefine the texture */ - ctx->Driver.TexSubImage1D(ctx, target, level, xoffset, width, - GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else if (texImage->_BaseFormat == GL_DEPTH_STENCIL_EXT) { - /* read depth/stencil image from framebuffer */ - GLuint *image = read_depth_stencil_image(ctx, x, y, width, 1); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage1D"); - return; - } - /* call glTexImage1D to redefine the texture */ - ctx->Driver.TexSubImage1D(ctx, target, level, xoffset, width, - GL_DEPTH_STENCIL_EXT, GL_UNSIGNED_INT_24_8_EXT, - image, &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else { - /* read RGBA image from framebuffer */ - const GLenum format = GL_RGBA; - const GLenum type = ctx->ReadBuffer->_ColorReadBuffer->DataType; - GLvoid *image = read_color_image(ctx, x, y, type, width, 1); - if (!image) { - _mesa_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage1D" ); - return; - } - /* now call glTexSubImage1D to do the real work */ - ctx->Driver.TexSubImage1D(ctx, target, level, xoffset, width, - format, type, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - - /* GL_SGIS_generate_mipmap */ - if (level == texObj->BaseLevel && texObj->GenerateMipmap) { - ctx->Driver.GenerateMipmap(ctx, target, texObj); - } -} - - -/** - * Fallback for Driver.CopyTexSubImage2D(). - * - * Read the image from the framebuffer then hand it - * off to ctx->Driver.TexSubImage2D(). - */ -void -_swrast_copy_texsubimage2d( GLcontext *ctx, - GLenum target, GLint level, - GLint xoffset, GLint yoffset, - GLint x, GLint y, GLsizei width, GLsizei height ) -{ - struct gl_texture_unit *texUnit; - struct gl_texture_object *texObj; - struct gl_texture_image *texImage; - - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - texObj = _mesa_select_tex_object(ctx, texUnit, target); - ASSERT(texObj); - texImage = _mesa_select_tex_image(ctx, texObj, target, level); - ASSERT(texImage); - - ASSERT(ctx->Driver.TexImage2D); - - if (texImage->_BaseFormat == GL_DEPTH_COMPONENT) { - /* read depth image from framebuffer */ - GLuint *image = read_depth_image(ctx, x, y, width, height); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage2D"); - return; - } - /* call glTexImage2D to redefine the texture */ - ctx->Driver.TexSubImage2D(ctx, target, level, - xoffset, yoffset, width, height, - GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else if (texImage->_BaseFormat == GL_DEPTH_STENCIL_EXT) { - /* read depth/stencil image from framebuffer */ - GLuint *image = read_depth_stencil_image(ctx, x, y, width, height); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage2D"); - return; - } - /* call glTexImage2D to redefine the texture */ - ctx->Driver.TexSubImage2D(ctx, target, level, - xoffset, yoffset, width, height, - GL_DEPTH_STENCIL_EXT, GL_UNSIGNED_INT_24_8_EXT, - image, &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else { - /* read RGBA image from framebuffer */ - const GLenum format = GL_RGBA; - const GLenum type = ctx->ReadBuffer->_ColorReadBuffer->DataType; - GLvoid *image = read_color_image(ctx, x, y, type, width, height); - if (!image) { - _mesa_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage2D" ); - return; - } - /* now call glTexSubImage2D to do the real work */ - ctx->Driver.TexSubImage2D(ctx, target, level, - xoffset, yoffset, width, height, - format, type, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - - /* GL_SGIS_generate_mipmap */ - if (level == texObj->BaseLevel && texObj->GenerateMipmap) { - ctx->Driver.GenerateMipmap(ctx, target, texObj); - } -} - - -/* - * Fallback for Driver.CopyTexSubImage3D(). - */ -void -_swrast_copy_texsubimage3d( GLcontext *ctx, - GLenum target, GLint level, - GLint xoffset, GLint yoffset, GLint zoffset, - GLint x, GLint y, GLsizei width, GLsizei height ) -{ - struct gl_texture_unit *texUnit; - struct gl_texture_object *texObj; - struct gl_texture_image *texImage; - - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - texObj = _mesa_select_tex_object(ctx, texUnit, target); - ASSERT(texObj); - texImage = _mesa_select_tex_image(ctx, texObj, target, level); - ASSERT(texImage); - - ASSERT(ctx->Driver.TexImage3D); - - if (texImage->_BaseFormat == GL_DEPTH_COMPONENT) { - /* read depth image from framebuffer */ - GLuint *image = read_depth_image(ctx, x, y, width, height); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage3D"); - return; - } - /* call glTexImage3D to redefine the texture */ - ctx->Driver.TexSubImage3D(ctx, target, level, - xoffset, yoffset, zoffset, width, height, 1, - GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else if (texImage->_BaseFormat == GL_DEPTH_STENCIL_EXT) { - /* read depth/stencil image from framebuffer */ - GLuint *image = read_depth_stencil_image(ctx, x, y, width, height); - if (!image) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage3D"); - return; - } - /* call glTexImage3D to redefine the texture */ - ctx->Driver.TexSubImage3D(ctx, target, level, - xoffset, yoffset, zoffset, width, height, 1, - GL_DEPTH_STENCIL_EXT, GL_UNSIGNED_INT_24_8_EXT, - image, &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - else { - /* read RGBA image from framebuffer */ - const GLenum format = GL_RGBA; - const GLenum type = ctx->ReadBuffer->_ColorReadBuffer->DataType; - GLvoid *image = read_color_image(ctx, x, y, type, width, height); - if (!image) { - _mesa_error( ctx, GL_OUT_OF_MEMORY, "glCopyTexSubImage3D" ); - return; - } - /* now call glTexSubImage3D to do the real work */ - ctx->Driver.TexSubImage3D(ctx, target, level, - xoffset, yoffset, zoffset, width, height, 1, - format, type, image, - &ctx->DefaultPacking, texObj, texImage); - _mesa_free(image); - } - - /* GL_SGIS_generate_mipmap */ - if (level == texObj->BaseLevel && texObj->GenerateMipmap) { - ctx->Driver.GenerateMipmap(ctx, target, texObj); - } -} diff --git a/src/mesa/swrast/swrast.h b/src/mesa/swrast/swrast.h index c319ca62f9c..c183b315b67 100644 --- a/src/mesa/swrast/swrast.h +++ b/src/mesa/swrast/swrast.h @@ -207,60 +207,6 @@ extern void _swrast_print_vertex( GLcontext *ctx, const SWvertex *v ); -/* - * Imaging fallbacks (a better solution should be found, perhaps - * moving all the imaging fallback code to a new module) - */ -extern void -_swrast_CopyConvolutionFilter2D(GLcontext *ctx, GLenum target, - GLenum internalFormat, - GLint x, GLint y, GLsizei width, - GLsizei height); -extern void -_swrast_CopyConvolutionFilter1D(GLcontext *ctx, GLenum target, - GLenum internalFormat, - GLint x, GLint y, GLsizei width); -extern void -_swrast_CopyColorSubTable( GLcontext *ctx,GLenum target, GLsizei start, - GLint x, GLint y, GLsizei width); -extern void -_swrast_CopyColorTable( GLcontext *ctx, - GLenum target, GLenum internalformat, - GLint x, GLint y, GLsizei width); - - -/* - * Texture fallbacks. Could also live in a new module - * with the rest of the texture store fallbacks? - */ -extern void -_swrast_copy_teximage1d(GLcontext *ctx, GLenum target, GLint level, - GLenum internalFormat, - GLint x, GLint y, GLsizei width, GLint border); - -extern void -_swrast_copy_teximage2d(GLcontext *ctx, GLenum target, GLint level, - GLenum internalFormat, - GLint x, GLint y, GLsizei width, GLsizei height, - GLint border); - - -extern void -_swrast_copy_texsubimage1d(GLcontext *ctx, GLenum target, GLint level, - GLint xoffset, GLint x, GLint y, GLsizei width); - -extern void -_swrast_copy_texsubimage2d(GLcontext *ctx, - GLenum target, GLint level, - GLint xoffset, GLint yoffset, - GLint x, GLint y, GLsizei width, GLsizei height); - -extern void -_swrast_copy_texsubimage3d(GLcontext *ctx, - GLenum target, GLint level, - GLint xoffset, GLint yoffset, GLint zoffset, - GLint x, GLint y, GLsizei width, GLsizei height); - extern void _swrast_eject_texture_images(GLcontext *ctx); |