diff options
Diffstat (limited to 'src/mesa/main/texstore.c')
| -rw-r--r-- | src/mesa/main/texstore.c | 153 |
1 files changed, 152 insertions, 1 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c index 65e3fcaa95..94c0894de1 100644 --- a/src/mesa/main/texstore.c +++ b/src/mesa/main/texstore.c @@ -2551,6 +2551,147 @@ _mesa_texstore_dudv8(TEXSTORE_PARAMS) return GL_TRUE; } + +/** + * Store a texture in MESA_FORMAT_SIGNED_R8 format. + */ +static GLboolean +_mesa_texstore_signed_r8(TEXSTORE_PARAMS) +{ + const GLuint texelBytes = _mesa_get_format_bytes(dstFormat); + const GLenum baseFormat = _mesa_get_format_base_format(dstFormat); + + ASSERT(dstFormat == MESA_FORMAT_SIGNED_R8); + ASSERT(texelBytes == 1); + + /* XXX look at adding optimized paths */ + { + /* general path */ + const GLfloat *tempImage = make_temp_float_image(ctx, dims, + baseInternalFormat, + baseFormat, + srcWidth, srcHeight, srcDepth, + srcFormat, srcType, srcAddr, + srcPacking); + const GLfloat *srcRow = tempImage; + GLint img, row, col; + if (!tempImage) + return GL_FALSE; + _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight); + for (img = 0; img < srcDepth; img++) { + GLubyte *dstRow = (GLubyte *) dstAddr + + dstImageOffsets[dstZoffset + img] * texelBytes + + dstYoffset * dstRowStride + + dstXoffset * texelBytes; + for (row = 0; row < srcHeight; row++) { + GLubyte *dstB = (GLubyte *) dstRow; + for (col = 0; col < srcWidth; col++) { + dstB[col] = FLOAT_TO_BYTE_TEX(srcRow[RCOMP]); + } + dstRow += dstRowStride; + } + } + free((void *) tempImage); + } + return GL_TRUE; +} + + +/** + * Store a texture in MESA_FORMAT_SIGNED_RG88 format. + */ +static GLboolean +_mesa_texstore_signed_rg88(TEXSTORE_PARAMS) +{ + const GLuint texelBytes = _mesa_get_format_bytes(dstFormat); + const GLenum baseFormat = _mesa_get_format_base_format(dstFormat); + + ASSERT(dstFormat == MESA_FORMAT_SIGNED_RG88); + ASSERT(texelBytes == 1); + + /* XXX look at adding optimized paths */ + { + /* general path */ + const GLfloat *tempImage = make_temp_float_image(ctx, dims, + baseInternalFormat, + baseFormat, + srcWidth, srcHeight, srcDepth, + srcFormat, srcType, srcAddr, + srcPacking); + const GLfloat *srcRow = tempImage; + GLint img, row, col; + if (!tempImage) + return GL_FALSE; + _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight); + for (img = 0; img < srcDepth; img++) { + GLubyte *dstRow = (GLubyte *) dstAddr + + dstImageOffsets[dstZoffset + img] * texelBytes + + dstYoffset * dstRowStride + + dstXoffset * texelBytes; + for (row = 0; row < srcHeight; row++) { + GLushort *dstUS = (GLushort *) dstRow; + for (col = 0; col < srcWidth; col++) { + dstUS[col] = PACK_COLOR_88(FLOAT_TO_BYTE_TEX(srcRow[RCOMP]), + FLOAT_TO_BYTE_TEX(srcRow[GCOMP])); + } + dstRow += dstRowStride; + } + } + free((void *) tempImage); + } + return GL_TRUE; +} + + +/** + * Store a texture in MESA_FORMAT_SIGNED_RGBX8888. + */ +static GLboolean +_mesa_texstore_signed_rgbx8888(TEXSTORE_PARAMS) +{ + const GLuint texelBytes = _mesa_get_format_bytes(dstFormat); + const GLenum baseFormat = _mesa_get_format_base_format(dstFormat); + + ASSERT(dstFormat == MESA_FORMAT_SIGNED_RGBX8888); + ASSERT(texelBytes == 4); + + { + /* general path */ + const GLfloat *tempImage = make_temp_float_image(ctx, dims, + baseInternalFormat, + baseFormat, + srcWidth, srcHeight, srcDepth, + srcFormat, srcType, srcAddr, + srcPacking); + const GLfloat *srcRow = tempImage; + GLint img, row, col; + if (!tempImage) + return GL_FALSE; + _mesa_adjust_image_for_convolution(ctx, dims, &srcWidth, &srcHeight); + for (img = 0; img < srcDepth; img++) { + GLubyte *dstRow = (GLubyte *) dstAddr + + dstImageOffsets[dstZoffset + img] * texelBytes + + dstYoffset * dstRowStride + + dstXoffset * texelBytes; + for (row = 0; row < srcHeight; row++) { + GLuint *dstUI = (GLuint *) dstRow; + for (col = 0; col < srcWidth; col++) { + dstUI[col] = PACK_COLOR_8888( FLOAT_TO_BYTE_TEX(srcRow[RCOMP]), + FLOAT_TO_BYTE_TEX(srcRow[GCOMP]), + FLOAT_TO_BYTE_TEX(srcRow[BCOMP]), + 0xff ); + srcRow += 4; + } + dstRow += dstRowStride; + } + } + free((void *) tempImage); + } + return GL_TRUE; +} + + + /** * Store a texture in MESA_FORMAT_SIGNED_RGBA8888 or MESA_FORMAT_SIGNED_RGBA8888_REV */ @@ -2672,6 +2813,7 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS) return GL_TRUE; } + /** * Store a combined depth/stencil texture image. */ @@ -3197,9 +3339,18 @@ texstore_funcs[MESA_FORMAT_COUNT] = { MESA_FORMAT_INTENSITY_FLOAT32, _mesa_texstore_rgba_float32 }, { MESA_FORMAT_INTENSITY_FLOAT16, _mesa_texstore_rgba_float16 }, { MESA_FORMAT_DUDV8, _mesa_texstore_dudv8 }, + + { MESA_FORMAT_SIGNED_R8, _mesa_texstore_signed_r8 }, + { MESA_FORMAT_SIGNED_RG88, _mesa_texstore_signed_rg88 }, + { MESA_FORMAT_SIGNED_RGBX8888, _mesa_texstore_signed_rgbx8888 }, + { MESA_FORMAT_SIGNED_RGBA8888, _mesa_texstore_signed_rgba8888 }, { MESA_FORMAT_SIGNED_RGBA8888_REV, _mesa_texstore_signed_rgba8888 }, - { MESA_FORMAT_SIGNED_RGBA_16, NULL }, + + { MESA_FORMAT_SIGNED_R_16, NULL/*_mesa_texstore_signed_r16*/ }, + { MESA_FORMAT_SIGNED_RG_16, NULL/*_mesa_texstore_signed_rg16*/ }, + { MESA_FORMAT_SIGNED_RGB_16, NULL/*_mesa_texstore_signed_rgb16*/ }, + { MESA_FORMAT_SIGNED_RGBA_16, NULL/*_mesa_texstore_signed_rgba16*/ }, }; |