diff options
Diffstat (limited to 'src/mesa/main/texstore.c')
| -rw-r--r-- | src/mesa/main/texstore.c | 114 |
1 files changed, 107 insertions, 7 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index 25381e32dc..39f9d1ddb0 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -55,7 +55,9 @@ #include "bufferobj.h" #include "colormac.h" #include "context.h" +#if FEATURE_convolve #include "convolve.h" +#endif #include "image.h" #include "macros.h" #include "mipmap.h" @@ -269,6 +271,16 @@ compute_component_mapping(GLenum inFormat, GLenum outFormat, } +#if !FEATURE_convolve +static void +_mesa_adjust_image_for_convolution(GLcontext *ctx, GLuint dims, + GLsizei *srcWidth, GLsizei *srcHeight) +{ + /* no-op */ +} +#endif + + /** * Make a temporary (color) texture image with GLfloat components. * Apply all needed pixel unpacking and pixel transfer operations. @@ -372,6 +384,7 @@ make_temp_float_image(GLcontext *ctx, GLuint dims, convWidth = srcWidth; convHeight = srcHeight; +#if FEATURE_convolve /* do convolution */ { GLfloat *src = tempImage + img * (srcWidth * srcHeight * 4); @@ -391,7 +404,7 @@ make_temp_float_image(GLcontext *ctx, GLuint dims, } } } - +#endif /* do post-convolution transfer and pack into tempImage */ { const GLint logComponents @@ -548,6 +561,7 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims, textureBaseFormat == GL_ALPHA || textureBaseFormat == GL_INTENSITY); +#if FEATURE_convolve if ((dims == 1 && ctx->Pixel.Convolution1DEnabled) || (dims >= 2 && ctx->Pixel.Convolution2DEnabled) || (dims >= 2 && ctx->Pixel.Separable2DEnabled)) { @@ -569,6 +583,7 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims, transferOps = 0; freeSrcImage = GL_TRUE; } +#endif /* unpack and transfer the source image */ tempImage = (GLchan *) _mesa_malloc(srcWidth * srcHeight * srcDepth @@ -870,8 +885,8 @@ _mesa_swizzle_ubyte_image(GLcontext *ctx, /* _mesa_printf("map %d %d %d %d\n", map[0], map[1], map[2], map[3]); */ - if (srcRowStride == dstRowStride && - srcComponents == dstComponents && + if (srcComponents == dstComponents && + srcRowStride == dstRowStride && srcRowStride == srcWidth * srcComponents && dimensions < 3) { /* 1 and 2D images only */ @@ -1145,7 +1160,8 @@ _mesa_texstore_z32(TEXSTORE_PARAMS) ASSERT(dstFormat == &_mesa_texformat_z32); ASSERT(dstFormat->TexelBytes == sizeof(GLuint)); - if (!ctx->_ImageTransferState && + if (ctx->Pixel.DepthScale == 1.0f && + ctx->Pixel.DepthBias == 0.0f && !srcPacking->SwapBytes && baseInternalFormat == GL_DEPTH_COMPONENT && srcFormat == GL_DEPTH_COMPONENT && @@ -1192,7 +1208,8 @@ _mesa_texstore_z16(TEXSTORE_PARAMS) ASSERT(dstFormat == &_mesa_texformat_z16); ASSERT(dstFormat->TexelBytes == sizeof(GLushort)); - if (!ctx->_ImageTransferState && + if (ctx->Pixel.DepthScale == 1.0f && + ctx->Pixel.DepthBias == 0.0f && !srcPacking->SwapBytes && baseInternalFormat == GL_DEPTH_COMPONENT && srcFormat == GL_DEPTH_COMPONENT && @@ -2390,7 +2407,8 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS) ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT); ASSERT(srcType == GL_UNSIGNED_INT_24_8_EXT); - if (!ctx->_ImageTransferState && + if (ctx->Pixel.DepthScale == 1.0f && + ctx->Pixel.DepthBias == 0.0f && !srcPacking->SwapBytes) { /* simple path */ memcpy_texture(ctx, dims, @@ -2424,7 +2442,7 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS) _mesa_unpack_depth_span(ctx, srcWidth, GL_UNSIGNED_INT_24_8_EXT, /* dst type */ dstRow, /* dst addr */ - depthScale, + (GLuint) depthScale, srcType, src, srcPacking); /* get the 8-bit stencil values */ _mesa_unpack_stencil_span(ctx, srcWidth, @@ -2445,6 +2463,88 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS) } +/** + * Store a combined depth/stencil texture image. + */ +GLboolean +_mesa_texstore_s8_z24(TEXSTORE_PARAMS) +{ + const GLuint depthScale = 0xffffff; + const GLint srcRowStride + = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType) + / sizeof(GLuint); + GLint img, row; + + ASSERT(dstFormat == &_mesa_texformat_s8_z24); + ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT || srcFormat == GL_DEPTH_COMPONENT); + ASSERT(srcFormat != GL_DEPTH_STENCIL_EXT || srcType == GL_UNSIGNED_INT_24_8_EXT); + + /* In case 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); + + 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; +} /** * Store an image in any of the formats: |