diff options
Diffstat (limited to 'src/mesa/main/texstore.c')
| -rw-r--r-- | src/mesa/main/texstore.c | 40 |
1 files changed, 21 insertions, 19 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index 56ec66e13a..c71ef96631 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -1,4 +1,4 @@ -/* $Id: texstore.c,v 1.31 2001/07/13 20:07:37 brianp Exp $ */ +/* $Id: texstore.c,v 1.32 2001/07/16 15:54:23 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -189,8 +189,9 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, const GLint srcRowStride = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType); const GLint widthInBytes = srcWidth * texComponents * sizeof(GLchan); - GLchan *dst = (GLchan *) texDestAddr + dstYoffset * dstRowStride - + dstXoffset * texComponents; + GLchan *dst = (GLchan *) texDestAddr + + dstYoffset * (dstRowStride / sizeof(GLchan)) + + dstXoffset * texComponents; if (srcRowStride == widthInBytes && dstRowStride == widthInBytes) { MEMCPY(dst, src, srcHeight * widthInBytes); } @@ -198,8 +199,8 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, GLint i; for (i = 0; i < srcHeight; i++) { MEMCPY(dst, src, widthInBytes); - src += srcRowStride; - dst += dstRowStride; + src += (srcRowStride / sizeof(GLchan)); + dst += (dstRowStride / sizeof(GLchan)); } } return; /* all done */ @@ -211,8 +212,9 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, srcFormat, srcType, 0, 0, 0); const GLint srcRowStride = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType); - GLchan *dst = (GLchan *) texDestAddr + dstYoffset * dstRowStride - + dstXoffset * texComponents; + GLchan *dst = (GLchan *) texDestAddr + + dstYoffset * (dstRowStride / sizeof(GLchan)) + + dstXoffset * texComponents; GLint i, j; for (i = 0; i < srcHeight; i++) { const GLchan *s = src; @@ -223,8 +225,8 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, *d++ = *s++; /*blue*/ s++; /*alpha*/ } - src += srcRowStride; - dst += dstRowStride; + src += (srcRowStride / sizeof(GLchan)); + dst += (dstRowStride / sizeof(GLchan)); } return; /* all done */ } @@ -238,8 +240,8 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, const GLenum texType = CHAN_TYPE; GLint img, row; GLchan *dest = (GLchan *) texDestAddr + dstZoffset * dstImageStride - + dstYoffset * dstRowStride - + dstXoffset * texComponents; + + dstYoffset * (dstRowStride / sizeof(GLchan)) + + dstXoffset * texComponents; for (img = 0; img < srcDepth; img++) { GLchan *destRow = dest; for (row = 0; row < srcHeight; row++) { @@ -247,7 +249,7 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0); _mesa_unpack_index_span(ctx, srcWidth, texType, destRow, srcType, src, srcPacking, transferOps); - destRow += dstRowStride; + destRow += (dstRowStride / sizeof(GLchan)); } dest += dstImageStride; } @@ -257,7 +259,7 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, GLint img, row; GLubyte *dest = (GLubyte *) texDestAddr + dstZoffset * dstImageStride - + dstYoffset * dstRowStride + + dstYoffset * (dstRowStride / sizeof(GLchan)) + dstXoffset * texComponents; for (img = 0; img < srcDepth; img++) { GLubyte *destRow = dest; @@ -266,7 +268,7 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, srcAddr, srcWidth, srcHeight, srcFormat, srcType, img, row, 0); _mesa_unpack_depth_span(ctx, srcWidth, (GLfloat *) destRow, srcType, src, srcPacking); - destRow += dstRowStride; + destRow += (dstRowStride / sizeof(GLchan)); } dest += dstImageStride; } @@ -331,7 +333,7 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, /* packing and transfer ops after convolution */ srcf = convImage; dest = (GLchan *) texDestAddr + (dstZoffset + img) * dstImageStride - + dstYoffset * dstRowStride; + + dstYoffset * (dstRowStride / sizeof(GLchan)); for (row = 0; row < convHeight; row++) { _mesa_pack_float_rgba_span(ctx, convWidth, (const GLfloat (*)[4]) srcf, @@ -340,7 +342,7 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, transferOps & IMAGE_POST_CONVOLUTION_BITS); srcf += convWidth * 4; - dest += dstRowStride; + dest += (dstRowStride / sizeof(GLchan)); } } @@ -353,8 +355,8 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, */ GLint img, row; GLchan *dest = (GLchan *) texDestAddr + dstZoffset * dstImageStride - + dstYoffset * dstRowStride - + dstXoffset * texComponents; + + dstYoffset * (dstRowStride / sizeof(GLchan)) + + dstXoffset * texComponents; for (img = 0; img < srcDepth; img++) { GLchan *destRow = dest; for (row = 0; row < srcHeight; row++) { @@ -364,7 +366,7 @@ transfer_teximage(GLcontext *ctx, GLuint dimensions, _mesa_unpack_chan_color_span(ctx, srcWidth, texDestFormat, destRow, srcFormat, srcType, srcRow, srcPacking, transferOps); - destRow += dstRowStride; + destRow += (dstRowStride / sizeof(GLchan)); } dest += dstImageStride; } |