diff options
Diffstat (limited to 'src/mesa/drivers/dri')
| l--------- | src/mesa/drivers/dri/i915/intel_generatemipmap.c | 1 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/Makefile | 1 | ||||
| l--------- | src/mesa/drivers/dri/i965/intel_generatemipmap.c | 1 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.h | 2 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_generatemipmap.c | 283 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel.c | 1 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex.c | 56 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex_copy.c | 2 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex_image.c | 22 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex_subimage.c | 10 |
10 files changed, 303 insertions, 76 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_generatemipmap.c b/src/mesa/drivers/dri/i915/intel_generatemipmap.c new file mode 120000 index 00000000000..4c6b37ada01 --- /dev/null +++ b/src/mesa/drivers/dri/i915/intel_generatemipmap.c @@ -0,0 +1 @@ +../intel/intel_generatemipmap.c
\ No newline at end of file diff --git a/src/mesa/drivers/dri/i965/Makefile b/src/mesa/drivers/dri/i965/Makefile index 4913c25f74c..9712c387254 100644 --- a/src/mesa/drivers/dri/i965/Makefile +++ b/src/mesa/drivers/dri/i965/Makefile @@ -14,6 +14,7 @@ DRIVER_SOURCES = \ intel_decode.c \ intel_extensions.c \ intel_fbo.c \ + intel_generatemipmap.c \ intel_mipmap_tree.c \ intel_regions.c \ intel_screen.c \ diff --git a/src/mesa/drivers/dri/i965/intel_generatemipmap.c b/src/mesa/drivers/dri/i965/intel_generatemipmap.c new file mode 120000 index 00000000000..4c6b37ada01 --- /dev/null +++ b/src/mesa/drivers/dri/i965/intel_generatemipmap.c @@ -0,0 +1 @@ +../intel/intel_generatemipmap.c
\ No newline at end of file diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h index f385027596f..c16732d7b52 100644 --- a/src/mesa/drivers/dri/intel/intel_context.h +++ b/src/mesa/drivers/dri/intel/intel_context.h @@ -168,6 +168,8 @@ struct intel_context struct gl_vertex_program *saved_vp; GLboolean saved_vp_enable; + struct gl_fragment_program *tex2d_fp; + GLboolean saved_texcoord_enable; struct gl_buffer_object *saved_array_vbo, *saved_texcoord_vbo; GLenum saved_texcoord_type; diff --git a/src/mesa/drivers/dri/intel/intel_generatemipmap.c b/src/mesa/drivers/dri/intel/intel_generatemipmap.c new file mode 100644 index 00000000000..02804b51fa8 --- /dev/null +++ b/src/mesa/drivers/dri/intel/intel_generatemipmap.c @@ -0,0 +1,283 @@ +/* + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * Copyright © 2009 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Eric Anholt <[email protected]> + * + */ + +#include "main/glheader.h" +#include "main/enums.h" +#include "main/image.h" +#include "main/mtypes.h" +#include "main/macros.h" +#include "main/bufferobj.h" +#include "main/teximage.h" +#include "main/texenv.h" +#include "main/texobj.h" +#include "main/texstate.h" +#include "main/texparam.h" +#include "main/varray.h" +#include "main/attrib.h" +#include "main/enable.h" +#include "main/buffers.h" +#include "main/fbobject.h" +#include "main/framebuffer.h" +#include "main/renderbuffer.h" +#include "main/depth.h" +#include "main/hash.h" +#include "main/mipmap.h" +#include "main/blend.h" +#include "glapi/dispatch.h" +#include "swrast/swrast.h" + +#include "intel_screen.h" +#include "intel_context.h" +#include "intel_batchbuffer.h" +#include "intel_pixel.h" +#include "intel_tex.h" +#include "intel_mipmap_tree.h" + +static const char *intel_fp_tex2d = + "!!ARBfp1.0\n" + "TEX result.color, fragment.texcoord[0], texture[0], 2D;\n" + "END\n"; + +static GLboolean +intel_generate_mipmap_level(GLcontext *ctx, GLuint tex_name, + int level, int width, int height) +{ + struct intel_context *intel = intel_context(ctx); + GLfloat vertices[4][2]; + GLint status; + + /* Set to source from the previous level */ + _mesa_TexParameterf(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, level - 1); + _mesa_TexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, level - 1); + + /* Set to draw into the current level */ + _mesa_FramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, + GL_COLOR_ATTACHMENT0_EXT, + GL_TEXTURE_2D, + tex_name, + level); + /* Choose to render to the color attachment. */ + _mesa_DrawBuffer(GL_COLOR_ATTACHMENT0_EXT); + + status = glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT); + if (status != GL_FRAMEBUFFER_COMPLETE_EXT) + return GL_FALSE; + + intel_meta_set_passthrough_transform(intel); + + /* XXX: Doing it right would involve setting up the transformation to do + * 0-1 mapping or something, and not changing the vertex data. + */ + vertices[0][0] = 0; + vertices[0][1] = 0; + vertices[1][0] = width; + vertices[1][1] = 0; + vertices[2][0] = width; + vertices[2][1] = height; + vertices[3][0] = 0; + vertices[3][1] = height; + + _mesa_VertexPointer(2, GL_FLOAT, 2 * sizeof(GLfloat), &vertices); + _mesa_Enable(GL_VERTEX_ARRAY); + intel_meta_set_default_texrect(intel); + + CALL_DrawArrays(ctx->Exec, (GL_TRIANGLE_FAN, 0, 4)); + + intel_meta_restore_texcoords(intel); + intel_meta_restore_transform(intel); + + return GL_TRUE; +} + +static GLboolean +intel_generate_mipmap_2d(GLcontext *ctx, + GLenum target, + struct gl_texture_object *texObj) +{ + struct intel_context *intel = intel_context(ctx); + GLint old_active_texture; + int level, max_levels, start_level, end_level; + GLuint fb_name; + GLboolean success = GL_FALSE; + struct gl_framebuffer *saved_fbo = NULL; + + _mesa_PushAttrib(GL_ENABLE_BIT | GL_TEXTURE_BIT | + GL_CURRENT_BIT | GL_COLOR_BUFFER_BIT | + GL_DEPTH_BUFFER_BIT); + _mesa_PushClientAttrib(GL_CLIENT_VERTEX_ARRAY_BIT); + old_active_texture = ctx->Texture.CurrentUnit; + _mesa_reference_framebuffer(&saved_fbo, ctx->DrawBuffer); + + _mesa_Disable(GL_POLYGON_STIPPLE); + _mesa_Disable(GL_DEPTH_TEST); + _mesa_Disable(GL_STENCIL_TEST); + _mesa_ColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); + _mesa_DepthMask(GL_FALSE); + + /* Bind the given texture to GL_TEXTURE_2D with linear filtering for our + * minification. + */ + _mesa_ActiveTextureARB(GL_TEXTURE0_ARB); + _mesa_Enable(GL_TEXTURE_2D); + _mesa_BindTexture(GL_TEXTURE_2D, texObj->Name); + _mesa_TexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, + GL_LINEAR_MIPMAP_NEAREST); + _mesa_TexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + + /* Bind the new renderbuffer to the color attachment point. */ + _mesa_GenFramebuffersEXT(1, &fb_name); + _mesa_BindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb_name); + + intel_meta_set_fragment_program(intel, &intel->meta.tex2d_fp, + intel_fp_tex2d); + intel_meta_set_passthrough_vertex_program(intel); + + max_levels = _mesa_max_texture_levels(ctx, texObj->Target); + start_level = texObj->BaseLevel; + end_level = texObj->MaxLevel; + + /* Loop generating level+1 from level. */ + for (level = start_level; level < end_level && level < max_levels - 1; level++) { + const struct gl_texture_image *srcImage; + int width, height; + + srcImage = _mesa_select_tex_image(ctx, texObj, target, level); + if (srcImage->Border != 0) + goto fail; + + width = srcImage->Width / 2; + if (width < 1) + width = 1; + height = srcImage->Height / 2; + if (height < 1) + height = 1; + + if (width == srcImage->Width && + height == srcImage->Height) { + /* Neither _mesa_max_texture_levels nor texObj->MaxLevel are the + * maximum texture level for the object, so break out when we've gone + * over the edge. + */ + break; + } + + /* Make sure that there's space allocated for the target level. + * We could skip this if there's already space allocated and save some + * time. + */ + _mesa_TexImage2D(GL_TEXTURE_2D, level + 1, srcImage->InternalFormat, + width, height, 0, + GL_RGBA, GL_UNSIGNED_INT, NULL); + + if (!intel_generate_mipmap_level(ctx, texObj->Name, level + 1, + width, height)) + goto fail; + } + + success = GL_TRUE; + +fail: + intel_meta_restore_fragment_program(intel); + intel_meta_restore_vertex_program(intel); + + _mesa_DeleteFramebuffersEXT(1, &fb_name); + _mesa_ActiveTextureARB(GL_TEXTURE0_ARB + old_active_texture); + if (saved_fbo) + _mesa_BindFramebufferEXT(GL_FRAMEBUFFER_EXT, saved_fbo->Name); + _mesa_reference_framebuffer(&saved_fbo, NULL); + _mesa_PopClientAttrib(); + _mesa_PopAttrib(); + + return success; +} + + +/** + * Generate new mipmap data from BASE+1 to BASE+p (the minimally-sized mipmap + * level). + * + * The texture object's miptree must be mapped. + * + * It would be really nice if this was just called by Mesa whenever mipmaps + * needed to be regenerated, rather than us having to remember to do so in + * each texture image modification path. + * + * This function should also include an accelerated path. + */ +void +intel_generate_mipmap(GLcontext *ctx, GLenum target, + struct gl_texture_object *texObj) +{ + struct intel_context *intel = intel_context(ctx); + struct intel_texture_object *intelObj = intel_texture_object(texObj); + GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1; + int face, i; + + /* HW path */ + if (target == GL_TEXTURE_2D && + ctx->Extensions.EXT_framebuffer_object && + ctx->Extensions.ARB_fragment_program && + ctx->Extensions.ARB_vertex_program) { + GLboolean success; + + /* We'll be accessing this texture using GL entrypoints, which should + * be resilient against other access to this texture. + */ + _mesa_unlock_texture(ctx, texObj); + success = intel_generate_mipmap_2d(ctx, target, texObj); + _mesa_lock_texture(ctx, texObj); + + if (success) + return; + } + + /* SW path */ + intel_tex_map_level_images(intel, intelObj, texObj->BaseLevel); + _mesa_generate_mipmap(ctx, target, texObj); + intel_tex_unmap_level_images(intel, intelObj, texObj->BaseLevel); + + /* Update the level information in our private data in the new images, since + * it didn't get set as part of a normal TexImage path. + */ + for (face = 0; face < nr_faces; face++) { + for (i = texObj->BaseLevel + 1; i < texObj->MaxLevel; i++) { + struct intel_texture_image *intelImage; + + intelImage = intel_texture_image(texObj->Image[face][i]); + if (intelImage == NULL) + break; + + intelImage->level = i; + intelImage->face = face; + /* Unreference the miptree to signal that the new Data is a bare + * pointer from mesa. + */ + intel_miptree_release(intel, &intelImage->mt); + } + } +} diff --git a/src/mesa/drivers/dri/intel/intel_pixel.c b/src/mesa/drivers/dri/intel/intel_pixel.c index cbdda6b1f92..36a684b3b85 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel.c +++ b/src/mesa/drivers/dri/intel/intel_pixel.c @@ -437,6 +437,7 @@ intel_free_pixel_state(struct intel_context *intel) _mesa_reference_vertprog(ctx, &intel->meta.passthrough_vp, NULL); _mesa_reference_fragprog(ctx, &intel->meta.bitmap_fp, NULL); + _mesa_reference_fragprog(ctx, &intel->meta.tex2d_fp, NULL); _mesa_reference_buffer_object(ctx, &intel->meta.texcoord_vbo, NULL); } diff --git a/src/mesa/drivers/dri/intel/intel_tex.c b/src/mesa/drivers/dri/intel/intel_tex.c index ae0994b183a..fbd6e1d0c36 100644 --- a/src/mesa/drivers/dri/intel/intel_tex.c +++ b/src/mesa/drivers/dri/intel/intel_tex.c @@ -158,60 +158,6 @@ timed_memcpy(void *dest, const void *src, size_t n) } #endif /* DO_DEBUG */ -/** - * Generate new mipmap data from BASE+1 to BASE+p (the minimally-sized mipmap - * level). - * - * The texture object's miptree must be mapped. - * - * It would be really nice if this was just called by Mesa whenever mipmaps - * needed to be regenerated, rather than us having to remember to do so in - * each texture image modification path. - * - * This function should also include an accelerated path. - */ -void -intel_generate_mipmap(GLcontext *ctx, GLenum target, - struct gl_texture_object *texObj) -{ - struct intel_context *intel = intel_context(ctx); - struct intel_texture_object *intelObj = intel_texture_object(texObj); - GLuint nr_faces = (intelObj->base.Target == GL_TEXTURE_CUBE_MAP) ? 6 : 1; - int face, i; - - _mesa_generate_mipmap(ctx, target, texObj); - - /* Update the level information in our private data in the new images, since - * it didn't get set as part of a normal TexImage path. - */ - for (face = 0; face < nr_faces; face++) { - for (i = texObj->BaseLevel + 1; i < texObj->MaxLevel; i++) { - struct intel_texture_image *intelImage; - - intelImage = intel_texture_image(texObj->Image[face][i]); - if (intelImage == NULL) - break; - - intelImage->level = i; - intelImage->face = face; - /* Unreference the miptree to signal that the new Data is a bare - * pointer from mesa. - */ - intel_miptree_release(intel, &intelImage->mt); - } - } -} - -static void intelGenerateMipmap(GLcontext *ctx, GLenum target, struct gl_texture_object *texObj) -{ - struct intel_context *intel = intel_context(ctx); - struct intel_texture_object *intelObj = intel_texture_object(texObj); - - intel_tex_map_level_images(intel, intelObj, texObj->BaseLevel); - intel_generate_mipmap(ctx, target, texObj); - intel_tex_unmap_level_images(intel, intelObj, texObj->BaseLevel); -} - void intelInitTextureFuncs(struct dd_function_table *functions) { @@ -227,7 +173,7 @@ intelInitTextureFuncs(struct dd_function_table *functions) functions->CopyTexSubImage1D = intelCopyTexSubImage1D; functions->CopyTexSubImage2D = intelCopyTexSubImage2D; functions->GetTexImage = intelGetTexImage; - functions->GenerateMipmap = intelGenerateMipmap; + functions->GenerateMipmap = intel_generate_mipmap; /* compressed texture functions */ functions->CompressedTexImage2D = intelCompressedTexImage2D; diff --git a/src/mesa/drivers/dri/intel/intel_tex_copy.c b/src/mesa/drivers/dri/intel/intel_tex_copy.c index 08437aa0e2b..7c2b26ef1d4 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_copy.c +++ b/src/mesa/drivers/dri/intel/intel_tex_copy.c @@ -158,7 +158,7 @@ do_copy_texsubimage(struct intel_context *intel, /* GL_SGIS_generate_mipmap */ if (intelImage->level == texObj->BaseLevel && texObj->GenerateMipmap) { - ctx->Driver.GenerateMipmap(ctx, target, texObj); + intel_generate_mipmap(ctx, target, texObj); } return GL_TRUE; diff --git a/src/mesa/drivers/dri/intel/intel_tex_image.c b/src/mesa/drivers/dri/intel/intel_tex_image.c index 1f192dafbe1..b71fe2a7ae0 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_image.c +++ b/src/mesa/drivers/dri/intel/intel_tex_image.c @@ -316,7 +316,6 @@ intelTexImage(GLcontext * ctx, GLint postConvHeight = height; GLint texelBytes, sizeInBytes; GLuint dstRowStride = 0, srcRowStride = texImage->RowStride; - GLboolean needs_map; DBG("%s target %s level %d %dx%dx%d border %d\n", __FUNCTION__, _mesa_lookup_enum_by_nr(target), level, width, height, depth, border); @@ -482,15 +481,8 @@ intelTexImage(GLcontext * ctx, LOCK_HARDWARE(intel); - /* Two cases where we need a mapping of the miptree: when the user supplied - * data is mapped as well (non-PBO, memcpy upload) or when we're going to do - * (software) mipmap generation. - */ - needs_map = (pixels != NULL) || (level == texObj->BaseLevel && - texObj->GenerateMipmap); - if (intelImage->mt) { - if (needs_map) + if (pixels != NULL) texImage->Data = intel_miptree_image_map(intel, intelImage->mt, intelImage->face, @@ -547,22 +539,22 @@ intelTexImage(GLcontext * ctx, format, type, pixels, unpack)) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage"); } - - /* GL_SGIS_generate_mipmap */ - if (level == texObj->BaseLevel && texObj->GenerateMipmap) { - intel_generate_mipmap(ctx, target, texObj); - } } _mesa_unmap_teximage_pbo(ctx, unpack); if (intelImage->mt) { - if (needs_map) + if (pixels != NULL) intel_miptree_image_unmap(intel, intelImage->mt); texImage->Data = NULL; } UNLOCK_HARDWARE(intel); + + /* GL_SGIS_generate_mipmap */ + if (level == texObj->BaseLevel && texObj->GenerateMipmap) { + intel_generate_mipmap(ctx, target, texObj); + } } void diff --git a/src/mesa/drivers/dri/intel/intel_tex_subimage.c b/src/mesa/drivers/dri/intel/intel_tex_subimage.c index f86de568976..48104de2a9b 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_subimage.c +++ b/src/mesa/drivers/dri/intel/intel_tex_subimage.c @@ -101,11 +101,6 @@ intelTexSubimage(GLcontext * ctx, _mesa_error(ctx, GL_OUT_OF_MEMORY, "intelTexSubImage"); } - /* GL_SGIS_generate_mipmap */ - if (level == texObj->BaseLevel && texObj->GenerateMipmap) { - intel_generate_mipmap(ctx, target, texObj); - } - _mesa_unmap_teximage_pbo(ctx, packing); if (intelImage->mt) { @@ -114,6 +109,11 @@ intelTexSubimage(GLcontext * ctx, } UNLOCK_HARDWARE(intel); + + /* GL_SGIS_generate_mipmap */ + if (level == texObj->BaseLevel && texObj->GenerateMipmap) { + intel_generate_mipmap(ctx, target, texObj); + } } |