From 55ed2a73653fb2fb9dee36c729c09177df2d5b4e Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Wed, 8 Apr 2009 23:29:18 +0200 Subject: st: If the hw supports it do hw conversion of texture uploads --- src/mesa/state_tracker/st_cb_texture.c | 164 ++++++++++++++++++++++++++++++++- 1 file changed, 160 insertions(+), 4 deletions(-) (limited to 'src/mesa') diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index 57c0544ba8b..e68c3d87eed 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -110,6 +110,25 @@ compressed_num_bytes(GLuint mesaFormat) } +static GLboolean +is_compressed_mesa_format(const struct gl_texture_format *format) +{ + switch (format->MesaFormat) { + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + return GL_TRUE; + default: + return GL_FALSE; + } +} + + /** called via ctx->Driver.NewTextureImage() */ static struct gl_texture_image * st_NewTextureImage(GLcontext * ctx) @@ -378,6 +397,110 @@ strip_texture_border(GLint border, } +/** + * Try to do texture compression via rendering. If the Gallium driver + * can render into a compressed surface this will allow us to do texture + * compression. + * \return GL_TRUE for success, GL_FALSE for failure + */ +static GLboolean +compress_with_blit(GLcontext * ctx, + GLenum target, GLint level, + GLint xoffset, GLint yoffset, GLint zoffset, + GLint width, GLint height, GLint depth, + GLenum format, GLenum type, const void *pixels, + const struct gl_pixelstore_attrib *unpack, + struct gl_texture_image *texImage) +{ + const GLuint dstImageOffsets[1] = {0}; + struct st_texture_image *stImage = st_texture_image(texImage); + struct pipe_screen *screen = ctx->st->pipe->screen; + const GLuint face = _mesa_tex_target_to_face(target); + const struct gl_texture_format *mesa_format; + struct pipe_texture templ; + struct pipe_texture *src_tex; + struct pipe_surface *dst_surface; + struct pipe_transfer *tex_xfer; + void *map; + + + if (!stImage->pt) { + /* XXX: Can this happen? Should we assert? */ + return GL_FALSE; + } + + /* get destination surface (in the compressed texture) */ + dst_surface = screen->get_tex_surface(screen, stImage->pt, + stImage->face, stImage->level, 0, + PIPE_BUFFER_USAGE_GPU_WRITE); + if (!dst_surface) { + /* can't render into this format (or other problem) */ + return GL_FALSE; + } + + /* Choose format for the temporary RGBA texture image. + */ + mesa_format = st_ChooseTextureFormat(ctx, GL_RGBA, format, type); + assert(mesa_format); + if (!mesa_format) + return GL_FALSE; + + /* Create the temporary source texture + */ + memset(&templ, 0, sizeof(templ)); + templ.target = PIPE_TEXTURE_2D; + templ.format = st_mesa_format_to_pipe_format(mesa_format->MesaFormat); + pf_get_block(templ.format, &templ.block); + templ.width[0] = width; + templ.height[0] = height; + templ.depth[0] = 1; + templ.last_level = 0; + templ.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER; + src_tex = screen->texture_create(screen, &templ); + + if (!src_tex) + return GL_FALSE; + + /* Put user's tex data into the temporary texture + */ + tex_xfer = screen->get_tex_transfer(screen, src_tex, + face, level, 0, + PIPE_TRANSFER_WRITE, + 0, 0, width, height); /* x, y, w, h */ + map = screen->transfer_map(screen, tex_xfer); + + mesa_format->StoreImage(ctx, 2, GL_RGBA, mesa_format, + map, /* dest ptr */ + 0, 0, 0, /* dest x/y/z offset */ + tex_xfer->stride, /* dest row stride (bytes) */ + dstImageOffsets, /* image offsets (for 3D only) */ + width, height, 1, /* size */ + format, type, /* source format/type */ + pixels, /* source data */ + unpack); /* source data packing */ + + screen->transfer_unmap(screen, tex_xfer); + screen->tex_transfer_destroy(tex_xfer); + + /* copy / compress image */ + util_blit_pixels_tex(ctx->st->blit, + src_tex, /* pipe_texture (src) */ + 0, 0, /* src x0, y0 */ + width, height, /* src x1, y1 */ + dst_surface, /* pipe_surface (dst) */ + xoffset, yoffset, /* dst x0, y0 */ + xoffset + width, /* dst x1 */ + yoffset + height, /* dst y1 */ + 0.0, /* z */ + PIPE_TEX_MIPFILTER_NEAREST); + + pipe_surface_reference(&dst_surface, NULL); + pipe_texture_reference(&src_tex, NULL); + + return GL_TRUE; +} + + /** * Do glTexImage1/2/3D(). */ @@ -392,8 +515,9 @@ st_TexImage(GLcontext * ctx, const struct gl_pixelstore_attrib *unpack, struct gl_texture_object *texObj, struct gl_texture_image *texImage, - GLsizei imageSize, GLboolean compressed) + GLsizei imageSize, GLboolean compressed_src) { + struct pipe_screen *screen = ctx->st->pipe->screen; struct st_texture_object *stObj = st_texture_object(texObj); struct st_texture_image *stImage = st_texture_image(texImage); GLint postConvWidth, postConvHeight; @@ -522,7 +646,7 @@ st_TexImage(GLcontext * ctx, * the expectation that the texture will be set up but nothing * more will be done. This is where those calls return: */ - if (compressed) { + if (compressed_src) { pixels = _mesa_validate_pbo_compressed_teximage(ctx, imageSize, pixels, unpack, "glCompressedTexImage"); @@ -535,6 +659,21 @@ st_TexImage(GLcontext * ctx, if (!pixels) return; + /* See if we can do texture compression with a blit/render. + */ + if (!compressed_src && + !ctx->Mesa_DXTn && + is_compressed_mesa_format(texImage->TexFormat) && + screen->is_format_supported(screen, + stImage->pt->format, + stImage->pt->target, + PIPE_TEXTURE_USAGE_RENDER_TARGET, 0)) { + if (compress_with_blit(ctx, target, level, 0, 0, 0, width, height, depth, + format, type, pixels, unpack, texImage)) { + return; + } + } + if (stImage->pt) { texImage->Data = st_texture_image_map(ctx->st, stImage, 0, PIPE_TRANSFER_WRITE, 0, 0, @@ -570,7 +709,7 @@ st_TexImage(GLcontext * ctx, * the blitter to copy. Or, use the hardware to do the format * conversion and copy: */ - if (compressed) { + if (compressed_src) { memcpy(texImage->Data, pixels, imageSize); } else { @@ -607,7 +746,7 @@ st_TexImage(GLcontext * ctx, _mesa_unmap_teximage_pbo(ctx, unpack); - if (stImage->pt) { + if (stImage->pt && texImage->Data) { st_texture_image_unmap(ctx->st, stImage); texImage->Data = NULL; } @@ -787,6 +926,7 @@ st_TexSubimage(GLcontext *ctx, GLint dims, GLenum target, GLint level, struct gl_texture_object *texObj, struct gl_texture_image *texImage) { + struct pipe_screen *screen = ctx->st->pipe->screen; struct st_texture_image *stImage = st_texture_image(texImage); GLuint dstRowStride; const GLuint srcImageStride = @@ -804,6 +944,22 @@ st_TexSubimage(GLcontext *ctx, GLint dims, GLenum target, GLint level, if (!pixels) return; + /* See if we can do texture compression with a blit/render. + */ + if (!ctx->Mesa_DXTn && + is_compressed_mesa_format(texImage->TexFormat) && + screen->is_format_supported(screen, + stImage->pt->format, + stImage->pt->target, + PIPE_TEXTURE_USAGE_RENDER_TARGET, 0)) { + if (compress_with_blit(ctx, target, level, + xoffset, yoffset, zoffset, + width, height, depth, + format, type, pixels, packing, texImage)) { + return; + } + } + /* Map buffer if necessary. Need to lock to prevent other contexts * from uploading the buffer under us. */ -- cgit v1.2.3 From b3c1c5cf2c5848d794a5690c7296b9b927412353 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Thu, 9 Apr 2009 00:12:17 +0200 Subject: mesa: Report name for missing s3tc functions --- src/mesa/main/texcompress_s3tc.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'src/mesa') diff --git a/src/mesa/main/texcompress_s3tc.c b/src/mesa/main/texcompress_s3tc.c index d17e18da6b5..a1c0f18f36f 100644 --- a/src/mesa/main/texcompress_s3tc.c +++ b/src/mesa/main/texcompress_s3tc.c @@ -205,7 +205,7 @@ texstore_rgb_dxt1(TEXSTORE_PARAMS) dst, dstRowStride); } else { - _mesa_warning(ctx, "external dxt library not available"); + _mesa_warning(ctx, "external dxt library not available: texstore_rgb_dxt1"); } if (tempImage) @@ -267,7 +267,7 @@ texstore_rgba_dxt1(TEXSTORE_PARAMS) dst, dstRowStride); } else { - _mesa_warning(ctx, "external dxt library not available"); + _mesa_warning(ctx, "external dxt library not available: texstore_rgba_dxt1"); } if (tempImage) @@ -328,7 +328,7 @@ texstore_rgba_dxt3(TEXSTORE_PARAMS) dst, dstRowStride); } else { - _mesa_warning(ctx, "external dxt library not available"); + _mesa_warning(ctx, "external dxt library not available: texstore_rgba_dxt3"); } if (tempImage) @@ -389,7 +389,7 @@ texstore_rgba_dxt5(TEXSTORE_PARAMS) dst, dstRowStride); } else { - _mesa_warning(ctx, "external dxt library not available"); + _mesa_warning(ctx, "external dxt library not available: texstore_rgba_dxt5"); } if (tempImage) @@ -410,7 +410,7 @@ fetch_texel_2d_rgb_dxt1( const struct gl_texture_image *texImage, (GLubyte *)(texImage)->Data, i, j, texel); } else - _mesa_debug(NULL, "attempted to decode s3tc texture without library available\n"); + _mesa_debug(NULL, "attempted to decode s3tc texture without library available: fetch_texel_2d_rgb_dxt1"); } @@ -438,7 +438,7 @@ fetch_texel_2d_rgba_dxt1( const struct gl_texture_image *texImage, (GLubyte *)(texImage)->Data, i, j, texel); } else - _mesa_debug(NULL, "attempted to decode s3tc texture without library available\n"); + _mesa_debug(NULL, "attempted to decode s3tc texture without library available: fetch_texel_2d_rgba_dxt1\n"); } @@ -467,7 +467,7 @@ fetch_texel_2d_rgba_dxt3( const struct gl_texture_image *texImage, i, j, texel); } else - _mesa_debug(NULL, "attempted to decode s3tc texture without library available\n"); + _mesa_debug(NULL, "attempted to decode s3tc texture without library available: fetch_texel_2d_rgba_dxt3\n"); } @@ -495,7 +495,7 @@ fetch_texel_2d_rgba_dxt5( const struct gl_texture_image *texImage, i, j, texel); } else - _mesa_debug(NULL, "attempted to decode s3tc texture without library available\n"); + _mesa_debug(NULL, "attempted to decode s3tc texture without library available: fetch_texel_2d_rgba_dxt5\n"); } -- cgit v1.2.3 From 51b339af2e8b80575a24bb9146f031c9605180bb Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 15 Apr 2009 09:37:22 -0600 Subject: st: decompress_with_blit() path for glGetTexImage(). Decompress a texture by rendering a textured quad. --- src/mesa/state_tracker/st_cb_texture.c | 83 +++++++++++++++++++++++++++++++++- 1 file changed, 81 insertions(+), 2 deletions(-) (limited to 'src/mesa') diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index e68c3d87eed..53396c02784 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -55,6 +55,7 @@ #include "pipe/p_inlines.h" #include "util/u_tile.h" #include "util/u_blit.h" +#include "util/u_surface.h" #define DBG if (0) printf @@ -817,6 +818,72 @@ st_CompressedTexImage2D(GLcontext *ctx, GLenum target, GLint level, } + +/** + * glGetTexImage() helper: decompress a compressed texture by rendering + * a textured quad. Store the results in the user's buffer. + * XXX unfinished business: decompress sRGB texture + */ +static void +decompress_with_blit(GLcontext * ctx, GLenum target, GLint level, + GLenum format, GLenum type, GLvoid *pixels, + struct gl_texture_object *texObj, + struct gl_texture_image *texImage) +{ + struct pipe_screen *screen = ctx->st->pipe->screen; + struct st_texture_image *stImage = st_texture_image(texImage); + const GLuint width = texImage->Width; + const GLuint height = texImage->Height; + struct pipe_surface *dst_surface; + struct pipe_texture *dst_texture; + struct pipe_transfer *tex_xfer; + GLuint row; + + /* create temp / dest surface */ + if (!util_create_rgba_surface(screen, width, height, + &dst_texture, &dst_surface)) { + _mesa_problem(ctx, "util_create_rgba_surface() failed " + "in decompress_with_blit()"); + return; + } + + /* blit/render/decompress */ + util_blit_pixels_tex(ctx->st->blit, + stImage->pt, /* pipe_texture (src) */ + 0, 0, /* src x0, y0 */ + width, height, /* src x1, y1 */ + dst_surface, /* pipe_surface (dst) */ + 0, 0, /* dst x0, y0 */ + width, height, /* dst x1, y1 */ + 0.0, /* z */ + PIPE_TEX_MIPFILTER_NEAREST); + + /* map the dst_surface so we can read from it */ + tex_xfer = screen->get_tex_transfer(screen, dst_texture, 0, 0, 0, + PIPE_TRANSFER_READ, + 0, 0, width, height); + + /* copy/pack data into user buffer */ + /* XXX: to do: look for cases where we can just memcpy() */ + for (row = 0; row < height; row++) { + const GLbitfield transferOps = 0x0; /* bypassed for glGetTexImage() */ + GLfloat rgba[4 * MAX_WIDTH]; + GLvoid *dest = _mesa_image_address2d(&ctx->Pack, pixels, width, height, + format, type, row, 0); + + /* get float[4] rgba row from surface */ + pipe_get_tile_rgba(tex_xfer, 0, row, width, 1, rgba); + + _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, + format, type, dest, &ctx->Pack, transferOps); + } + + /* destroy the temp / dest surface */ + util_destroy_rgba_surface(dst_texture, dst_surface); +} + + + /** * Need to map texture image into memory before copying image data, * then unmap it. @@ -825,7 +892,7 @@ static void st_get_tex_image(GLcontext * ctx, GLenum target, GLint level, GLenum format, GLenum type, GLvoid * pixels, struct gl_texture_object *texObj, - struct gl_texture_image *texImage, GLboolean compressed) + struct gl_texture_image *texImage, GLboolean compressed_dst) { struct st_texture_image *stImage = st_texture_image(texImage); const GLuint dstImageStride = @@ -834,6 +901,18 @@ st_get_tex_image(GLcontext * ctx, GLenum target, GLint level, GLuint depth, i; GLubyte *dest; + if (stImage->pt && + pf_is_compressed(stImage->pt->format) && + !compressed_dst) { + /* Need to decompress the texture. + * We'll do this by rendering a textured quad. + * Note that we only expect RGBA formats (no Z/depth formats). + */ + decompress_with_blit(ctx, target, level, format, type, pixels, + texObj, texImage); + return; + } + /* Map */ if (stImage->pt) { /* Image is stored in hardware format in a buffer managed by the @@ -863,7 +942,7 @@ st_get_tex_image(GLcontext * ctx, GLenum target, GLint level, dest = (GLubyte *) pixels; for (i = 0; i < depth; i++) { - if (compressed) { + if (compressed_dst) { _mesa_get_compressed_teximage(ctx, target, level, dest, texObj, texImage); } -- cgit v1.2.3 From 66cdbf945a3ee75d7b8cba5135310a7ebec21289 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 15 Apr 2009 09:51:38 -0600 Subject: st: st_equal_formats() function to compare gallium/GL pixel formats --- src/mesa/state_tracker/st_format.c | 20 ++++++++++++++++++++ src/mesa/state_tracker/st_format.h | 4 ++++ 2 files changed, 24 insertions(+) (limited to 'src/mesa') diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c index 9e2d60c9269..d507e3e58dd 100644 --- a/src/mesa/state_tracker/st_format.c +++ b/src/mesa/state_tracker/st_format.c @@ -716,3 +716,23 @@ st_ChooseTextureFormat(GLcontext *ctx, GLint internalFormat, return translate_gallium_format_to_mesa_format(pFormat); } + + +/** + * Test if a gallium format is equivalent to a GL format/type. + */ +GLboolean +st_equal_formats(enum pipe_format pFormat, GLenum format, GLenum type) +{ + switch (pFormat) { + case PIPE_FORMAT_R8G8B8A8_UNORM: + return format == GL_RGBA && type == GL_UNSIGNED_BYTE; + case PIPE_FORMAT_B8G8R8A8_UNORM: + return format == GL_BGRA && type == GL_UNSIGNED_BYTE; + case PIPE_FORMAT_R5G6B5_UNORM: + return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5; + /* XXX more combos... */ + default: + return GL_FALSE; + } +} diff --git a/src/mesa/state_tracker/st_format.h b/src/mesa/state_tracker/st_format.h index 3f5ac3201b1..7bbbe2d5704 100644 --- a/src/mesa/state_tracker/st_format.h +++ b/src/mesa/state_tracker/st_format.h @@ -76,4 +76,8 @@ st_ChooseTextureFormat(GLcontext * ctx, GLint internalFormat, GLenum format, GLenum type); +extern GLboolean +st_equal_formats(enum pipe_format pFormat, GLenum format, GLenum type); + + #endif /* ST_CB_TEXIMAGE_H */ -- cgit v1.2.3 From 7b24e58a0ca571d6230ef5076ea352253b81fe6e Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 15 Apr 2009 09:52:04 -0600 Subject: st: check for fast memcpy path in decompress_with_blit() --- src/mesa/state_tracker/st_cb_texture.c | 46 ++++++++++++++++++++++++---------- 1 file changed, 33 insertions(+), 13 deletions(-) (limited to 'src/mesa') diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index 53396c02784..cf20e029a7e 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -26,6 +26,7 @@ **************************************************************************/ #include "main/mfeatures.h" +#include "main/bufferobj.h" #if FEATURE_convolve #include "main/convolve.h" #endif @@ -837,7 +838,6 @@ decompress_with_blit(GLcontext * ctx, GLenum target, GLint level, struct pipe_surface *dst_surface; struct pipe_texture *dst_texture; struct pipe_transfer *tex_xfer; - GLuint row; /* create temp / dest surface */ if (!util_create_rgba_surface(screen, width, height, @@ -863,20 +863,40 @@ decompress_with_blit(GLcontext * ctx, GLenum target, GLint level, PIPE_TRANSFER_READ, 0, 0, width, height); - /* copy/pack data into user buffer */ - /* XXX: to do: look for cases where we can just memcpy() */ - for (row = 0; row < height; row++) { - const GLbitfield transferOps = 0x0; /* bypassed for glGetTexImage() */ - GLfloat rgba[4 * MAX_WIDTH]; - GLvoid *dest = _mesa_image_address2d(&ctx->Pack, pixels, width, height, - format, type, row, 0); - - /* get float[4] rgba row from surface */ - pipe_get_tile_rgba(tex_xfer, 0, row, width, 1, rgba); + pixels = _mesa_map_readpix_pbo(ctx, &ctx->Pack, pixels); - _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, - format, type, dest, &ctx->Pack, transferOps); + /* copy/pack data into user buffer */ + if (st_equal_formats(stImage->pt->format, format, type)) { + /* memcpy */ + const uint bytesPerRow = width * pf_get_size(stImage->pt->format); + ubyte *map = screen->transfer_map(screen, tex_xfer); + GLuint row; + for (row = 0; row < height; row++) { + GLvoid *dest = _mesa_image_address2d(&ctx->Pack, pixels, width, + height, format, type, row, 0); + memcpy(dest, map, bytesPerRow); + map += tex_xfer->stride; + } + screen->transfer_unmap(screen, tex_xfer); } + else { + /* format translation via floats */ + GLuint row; + for (row = 0; row < height; row++) { + const GLbitfield transferOps = 0x0; /* bypassed for glGetTexImage() */ + GLfloat rgba[4 * MAX_WIDTH]; + GLvoid *dest = _mesa_image_address2d(&ctx->Pack, pixels, width, + height, format, type, row, 0); + + /* get float[4] rgba row from surface */ + pipe_get_tile_rgba(tex_xfer, 0, row, width, 1, rgba); + + _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, format, + type, dest, &ctx->Pack, transferOps); + } + } + + _mesa_unmap_readpix_pbo(ctx, &ctx->Pack); /* destroy the temp / dest surface */ util_destroy_rgba_surface(dst_texture, dst_surface); -- cgit v1.2.3 From 255c33d733cc4d2d7483d903513fdc9c34c90f0d Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 15 Apr 2009 09:54:04 -0600 Subject: st: remove XXX comment --- src/mesa/state_tracker/st_cb_texture.c | 1 - 1 file changed, 1 deletion(-) (limited to 'src/mesa') diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index cf20e029a7e..ad3bb64e473 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -823,7 +823,6 @@ st_CompressedTexImage2D(GLcontext *ctx, GLenum target, GLint level, /** * glGetTexImage() helper: decompress a compressed texture by rendering * a textured quad. Store the results in the user's buffer. - * XXX unfinished business: decompress sRGB texture */ static void decompress_with_blit(GLcontext * ctx, GLenum target, GLint level, -- cgit v1.2.3