From c6ca3ca5520289572859a4a874f69366f76ad421 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Thu, 8 Sep 2011 20:16:18 -0600 Subject: [PATCH] mesa: use _mesa_unpack_float_z_row in get_tex_depth() Removes another use of the gl_texture_image::FetchTexelf() function. --- src/mesa/main/texgetimage.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c index a39ac593384..4ab39a4dd57 100644 --- a/src/mesa/main/texgetimage.c +++ b/src/mesa/main/texgetimage.c @@ -77,8 +77,9 @@ get_tex_depth(struct gl_context *ctx, GLuint dimensions, const GLint width = texImage->Width; const GLint height = texImage->Height; const GLint depth = texImage->Depth; - GLint img, row, col; + GLint img, row; GLfloat *depthRow = (GLfloat *) malloc(width * sizeof(GLfloat)); + const GLint texelSize = _mesa_get_format_bytes(texImage->TexFormat); if (!depthRow) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetTexImage"); @@ -90,11 +91,12 @@ get_tex_depth(struct gl_context *ctx, GLuint dimensions, void *dest = _mesa_image_address(dimensions, &ctx->Pack, pixels, width, height, format, type, img, row, 0); - assert(dest); + const GLubyte *src = (GLubyte *) texImage->Data + + (texImage->ImageOffsets[img] + + texImage->RowStride * row) * texelSize; + + _mesa_unpack_float_z_row(texImage->TexFormat, width, src, depthRow); - for (col = 0; col < width; col++) { - texImage->FetchTexelf(texImage, col, row, img, depthRow + col); - } _mesa_pack_depth_span(ctx, width, dest, type, depthRow, &ctx->Pack); } } -- 2.30.2