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Fixed bug in fill_texture_image(). Clean-up in _mesaGetTexImage()

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Brian Paul
2000-09-05 15:40:34 +00:00
parent bc6f07856f
commit 01e54753ff
1 changed files with 12 additions and 45 deletions
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57
src/mesa/main/teximage.c
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@@ -1,8 +1,8 @@
/* $Id: teximage.c,v 1.45 2000/09/02 17:52:21 brianp Exp $ */ /* $Id: teximage.c,v 1.46 2000/09/05 15:40:34 brianp Exp $ */
/* /*
* Mesa 3-D graphics library * Mesa 3-D graphics library
* Version: 3.4 * Version: 3.5
* *
* Copyright (C) 1999-2000 Brian Paul All Rights Reserved. * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
* *
@@ -538,7 +538,7 @@ _mesa_compressed_image_size(GLcontext *ctx,
* texture object. * texture object.
*/ */
struct gl_texture_object * struct gl_texture_object *
_mesa_select_tex_object(GLcontext *ctx, struct gl_texture_unit *texUnit, _mesa_select_tex_object(GLcontext *ctx, const struct gl_texture_unit *texUnit,
GLenum target) GLenum target)
{ {
switch (target) { switch (target) {
@@ -870,11 +870,11 @@ fill_texture_image( GLcontext *ctx, GLuint dimensions,
for (img = 0; img < srcDepth; img++) { for (img = 0; img < srcDepth; img++) {
GLubyte *destRow = dest; GLubyte *destRow = dest;
for (row = 0; row < srcHeight; row++) { for (row = 0; row < srcHeight; row++) {
const GLvoid *srcAddr = _mesa_image_address(srcPacking, const GLvoid *srcRow = _mesa_image_address(srcPacking,
srcAddr, srcWidth, srcHeight, srcAddr, srcWidth, srcHeight,
srcFormat, srcType, img, row, 0); srcFormat, srcType, img, row, 0);
_mesa_unpack_ubyte_color_span(ctx, srcWidth, texFormat, destRow, _mesa_unpack_ubyte_color_span(ctx, srcWidth, texFormat, destRow,
srcFormat, srcType, srcAddr, srcPacking, srcFormat, srcType, srcRow, srcPacking,
ctx->ImageTransferState); ctx->ImageTransferState);
destRow += dstRowStride; destRow += dstRowStride;
} }
@@ -2064,6 +2064,7 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format,
GLenum type, GLvoid *pixels ) GLenum type, GLvoid *pixels )
{ {
GET_CURRENT_CONTEXT(ctx); GET_CURRENT_CONTEXT(ctx);
const struct gl_texture_unit *texUnit;
const struct gl_texture_object *texObj; const struct gl_texture_object *texObj;
struct gl_texture_image *texImage; struct gl_texture_image *texImage;
GLboolean discardImage; GLboolean discardImage;
@@ -2088,46 +2089,12 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format,
if (!pixels) if (!pixels)
return; return;
switch (target) { texUnit = &(ctx->Texture.Unit[ctx->Texture.CurrentUnit]);
case GL_TEXTURE_1D: texObj = _mesa_select_tex_object(ctx, texUnit, target);
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentD[1]; texImage = _mesa_select_tex_image(ctx, texUnit, target, level);
texImage = texObj->Image[level]; if (!texObj || !texImage) {
break; gl_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target)");
case GL_TEXTURE_2D: return;
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentD[2];
texImage = texObj->Image[level];
break;
case GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB:
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
texImage = texObj->Image[level];
break;
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB:
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
texImage = texObj->NegX[level];
break;
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB:
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
texImage = texObj->PosY[level];
break;
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB:
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
texImage = texObj->NegY[level];
break;
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB:
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
texImage = texObj->PosZ[level];
break;
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB:
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentCubeMap;
texImage = texObj->NegZ[level];
break;
case GL_TEXTURE_3D:
texObj = ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentD[3];
texImage = texObj->Image[level];
break;
default:
gl_error( ctx, GL_INVALID_ENUM, "glGetTexImage(target)" );
return;
} }
if (!texImage) { if (!texImage) {