diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/main/texstore.c | 96 |
1 files changed, 62 insertions, 34 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index f3629cb0d1d..d7bfb69443a 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -2406,47 +2406,75 @@ _mesa_texstore_s8_z24(TEXSTORE_PARAMS) const GLuint depthScale = 0xffffff; ASSERT(dstFormat == &_mesa_texformat_s8_z24); - ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT); - ASSERT(srcType == GL_UNSIGNED_INT_24_8_EXT); + ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT || srcFormat == GL_DEPTH_COMPONENT); + ASSERT(srcFormat != GL_DEPTH_STENCIL_EXT || srcType == GL_UNSIGNED_INT_24_8_EXT); - - /* general path */ const GLint srcRowStride = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType) / sizeof(GLuint); GLint img, row; - for (img = 0; img < srcDepth; img++) { - GLuint *dstRow = (GLuint *) dstAddr - + dstImageOffsets[dstZoffset + img] - + dstYoffset * dstRowStride / sizeof(GLuint) - + dstXoffset; - const GLuint *src - = (const GLuint *) _mesa_image_address(dims, srcPacking, srcAddr, - srcWidth, srcHeight, - srcFormat, srcType, - img, 0, 0); - for (row = 0; row < srcHeight; row++) { - GLubyte stencil[MAX_WIDTH]; - GLint i; - /* the 24 depth bits will be in the high position: */ - _mesa_unpack_depth_span(ctx, srcWidth, - GL_UNSIGNED_INT, /* dst type */ - dstRow, /* dst addr */ - depthScale, - srcType, src, srcPacking); - /* get the 8-bit stencil values */ - _mesa_unpack_stencil_span(ctx, srcWidth, - GL_UNSIGNED_BYTE, /* dst type */ - stencil, /* dst addr */ - srcType, src, srcPacking, - ctx->_ImageTransferState); - /* merge stencil values into depth values */ - for (i = 0; i < srcWidth; i++) - dstRow[i] = stencil[i] << 24; + /* Incase we only upload depth we need to preserve the stencil */ + if (srcFormat == GL_DEPTH_COMPONENT) { + for (img = 0; img < srcDepth; img++) { + GLuint *dstRow = (GLuint *) dstAddr + + dstImageOffsets[dstZoffset + img] + + dstYoffset * dstRowStride / sizeof(GLuint) + + dstXoffset; + const GLuint *src + = (const GLuint *) _mesa_image_address(dims, srcPacking, srcAddr, + srcWidth, srcHeight, + srcFormat, srcType, + img, 0, 0); + for (row = 0; row < srcHeight; row++) { + GLuint depth[MAX_WIDTH]; + GLint i; + _mesa_unpack_depth_span(ctx, srcWidth, + GL_UNSIGNED_INT, /* dst type */ + depth, /* dst addr */ + depthScale, + srcType, src, srcPacking); - src += srcRowStride; - dstRow += dstRowStride / sizeof(GLuint); + for (i = 0; i < srcWidth; i++) + dstRow[i] = depth[i] | (dstRow[i] & 0xFF000000); + + src += srcRowStride; + dstRow += dstRowStride / sizeof(GLuint); + } + } + } else { + for (img = 0; img < srcDepth; img++) { + GLuint *dstRow = (GLuint *) dstAddr + + dstImageOffsets[dstZoffset + img] + + dstYoffset * dstRowStride / sizeof(GLuint) + + dstXoffset; + const GLuint *src + = (const GLuint *) _mesa_image_address(dims, srcPacking, srcAddr, + srcWidth, srcHeight, + srcFormat, srcType, + img, 0, 0); + for (row = 0; row < srcHeight; row++) { + GLubyte stencil[MAX_WIDTH]; + GLint i; + /* the 24 depth bits will be in the high position: */ + _mesa_unpack_depth_span(ctx, srcWidth, + GL_UNSIGNED_INT, /* dst type */ + dstRow, /* dst addr */ + depthScale, + srcType, src, srcPacking); + /* get the 8-bit stencil values */ + _mesa_unpack_stencil_span(ctx, srcWidth, + GL_UNSIGNED_BYTE, /* dst type */ + stencil, /* dst addr */ + srcType, src, srcPacking, + ctx->_ImageTransferState); + /* merge stencil values into depth values */ + for (i = 0; i < srcWidth; i++) + dstRow[i] = stencil[i] << 24; + + src += srcRowStride; + dstRow += dstRowStride / sizeof(GLuint); + } } } return GL_TRUE; |