/* * Copyright (C) 2009 Francisco Jerez. * All Rights Reserved. * * 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 COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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. * */ #include "nouveau_driver.h" #include "nouveau_context.h" #include "nouveau_texture.h" #include "nouveau_fbo.h" #include "nouveau_util.h" #include "main/pbo.h" #include "main/texobj.h" #include "main/texstore.h" #include "main/texformat.h" #include "main/texcompress.h" #include "main/texgetimage.h" #include "main/mipmap.h" #include "main/teximage.h" #include "drivers/common/meta.h" #include "swrast/s_texfetch.h" static struct gl_texture_object * nouveau_texture_new(struct gl_context *ctx, GLuint name, GLenum target) { struct nouveau_texture *nt = CALLOC_STRUCT(nouveau_texture); _mesa_initialize_texture_object(&nt->base, name, target); return &nt->base; } static void nouveau_texture_free(struct gl_context *ctx, struct gl_texture_object *t) { struct nouveau_texture *nt = to_nouveau_texture(t); int i; for (i = 0; i < MAX_TEXTURE_LEVELS; i++) nouveau_surface_ref(NULL, &nt->surfaces[i]); _mesa_delete_texture_object(ctx, t); } static struct gl_texture_image * nouveau_teximage_new(struct gl_context *ctx) { struct nouveau_teximage *nti = CALLOC_STRUCT(nouveau_teximage); return &nti->base.Base; } static void nouveau_teximage_free(struct gl_context *ctx, struct gl_texture_image *ti) { struct nouveau_teximage *nti = to_nouveau_teximage(ti); nouveau_surface_ref(NULL, &nti->surface); } static void nouveau_map_texture_image(struct gl_context *ctx, struct gl_texture_image *ti, GLuint slice, GLuint x, GLuint y, GLuint w, GLuint h, GLbitfield mode, GLubyte **map, GLint *stride) { struct nouveau_teximage *nti = to_nouveau_teximage(ti); struct nouveau_surface *s = &nti->surface; struct nouveau_surface *st = &nti->transfer.surface; struct nouveau_client *client = context_client(ctx); /* Nouveau has no support for 3D or cubemap textures. */ assert(slice == 0); if (s->bo) { if (!(mode & GL_MAP_READ_BIT) && nouveau_pushbuf_refd(context_push(ctx), s->bo)) { unsigned size; /* * Heuristic: use a bounce buffer to pipeline * teximage transfers. */ st->layout = LINEAR; st->format = s->format; st->cpp = s->cpp; st->width = w; st->height = h; st->pitch = s->pitch; nti->transfer.x = x; nti->transfer.y = y; size = get_format_blocksy(st->format, h) * st->pitch; *map = nouveau_get_scratch(ctx, size, &st->bo, &st->offset); *stride = st->pitch; } else { int ret, flags = 0; if (mode & GL_MAP_READ_BIT) flags |= NOUVEAU_BO_RD; if (mode & GL_MAP_WRITE_BIT) flags |= NOUVEAU_BO_WR; if (!s->bo->map) { ret = nouveau_bo_map(s->bo, flags, client); assert(!ret); } *map = s->bo->map + get_format_blocksy(s->format, y) * s->pitch + get_format_blocksx(s->format, x) * s->cpp; *stride = s->pitch; } } else { *map = nti->base.Buffer + get_format_blocksy(s->format, y) * s->pitch + get_format_blocksx(s->format, x) * s->cpp; *stride = s->pitch; } } static void nouveau_unmap_texture_image(struct gl_context *ctx, struct gl_texture_image *ti, GLuint slice) { struct nouveau_teximage *nti = to_nouveau_teximage(ti); struct nouveau_surface *s = &nti->surface; struct nouveau_surface *st = &nti->transfer.surface; if (st->bo) { context_drv(ctx)->surface_copy(ctx, s, st, nti->transfer.x, nti->transfer.y, 0, 0, st->width, st->height); nouveau_surface_ref(NULL, st); } } static gl_format nouveau_choose_tex_format(struct gl_context *ctx, GLenum target, GLint internalFormat, GLenum srcFormat, GLenum srcType) { switch (internalFormat) { case 4: case GL_RGBA: case GL_RGBA2: case GL_RGBA4: case GL_RGBA8: case GL_RGBA12: case GL_RGBA16: case GL_RGB10_A2: case GL_COMPRESSED_RGBA: return MESA_FORMAT_ARGB8888; case GL_RGB5_A1: return MESA_FORMAT_ARGB1555; case GL_RGB: case GL_RGB8: case GL_RGB10: case GL_RGB12: case GL_RGB16: case GL_COMPRESSED_RGB: return MESA_FORMAT_XRGB8888; case 3: case GL_R3_G3_B2: case GL_RGB4: case GL_RGB5: return MESA_FORMAT_RGB565; case 2: case GL_LUMINANCE_ALPHA: case GL_LUMINANCE4_ALPHA4: case GL_LUMINANCE6_ALPHA2: case GL_LUMINANCE12_ALPHA4: case GL_LUMINANCE12_ALPHA12: case GL_LUMINANCE16_ALPHA16: case GL_LUMINANCE8_ALPHA8: case GL_COMPRESSED_LUMINANCE_ALPHA: return MESA_FORMAT_ARGB8888; case 1: case GL_LUMINANCE: case GL_LUMINANCE4: case GL_LUMINANCE12: case GL_LUMINANCE16: case GL_LUMINANCE8: case GL_COMPRESSED_LUMINANCE: return MESA_FORMAT_L8; case GL_ALPHA: case GL_ALPHA4: case GL_ALPHA12: case GL_ALPHA16: case GL_ALPHA8: case GL_COMPRESSED_ALPHA: return MESA_FORMAT_A8; case GL_INTENSITY: case GL_INTENSITY4: case GL_INTENSITY12: case GL_INTENSITY16: case GL_INTENSITY8: return MESA_FORMAT_I8; case GL_RGB_S3TC: case GL_RGB4_S3TC: case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: return MESA_FORMAT_RGB_DXT1; case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: return MESA_FORMAT_RGBA_DXT1; case GL_RGBA_S3TC: case GL_RGBA4_S3TC: case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT: return MESA_FORMAT_RGBA_DXT3; case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: return MESA_FORMAT_RGBA_DXT5; default: assert(0); } } static GLboolean teximage_fits(struct gl_texture_object *t, int level) { struct nouveau_surface *s = &to_nouveau_texture(t)->surfaces[level]; struct gl_texture_image *ti = t->Image[0][level]; if (!ti || !to_nouveau_teximage(ti)->surface.bo) return GL_FALSE; if (level == t->BaseLevel && (s->offset & 0x7f)) return GL_FALSE; return t->Target == GL_TEXTURE_RECTANGLE || (s->bo && s->format == ti->TexFormat && s->width == ti->Width && s->height == ti->Height); } static GLboolean validate_teximage(struct gl_context *ctx, struct gl_texture_object *t, int level, int x, int y, int z, int width, int height, int depth) { struct gl_texture_image *ti = t->Image[0][level]; if (teximage_fits(t, level)) { struct nouveau_surface *ss = to_nouveau_texture(t)->surfaces; struct nouveau_surface *s = &to_nouveau_teximage(ti)->surface; if (t->Target == GL_TEXTURE_RECTANGLE) nouveau_surface_ref(s, &ss[level]); else context_drv(ctx)->surface_copy(ctx, &ss[level], s, x, y, x, y, width, height); return GL_TRUE; } return GL_FALSE; } static int get_last_level(struct gl_texture_object *t) { struct gl_texture_image *base = t->Image[0][t->BaseLevel]; if (t->Sampler.MinFilter == GL_NEAREST || t->Sampler.MinFilter == GL_LINEAR || !base) return t->BaseLevel; else return MIN2(t->BaseLevel + base->MaxNumLevels - 1, t->MaxLevel); } static void relayout_texture(struct gl_context *ctx, struct gl_texture_object *t) { struct gl_texture_image *base = t->Image[0][t->BaseLevel]; if (base && t->Target != GL_TEXTURE_RECTANGLE) { struct nouveau_surface *ss = to_nouveau_texture(t)->surfaces; struct nouveau_surface *s = &to_nouveau_teximage(base)->surface; int i, ret, last = get_last_level(t); enum nouveau_surface_layout layout = (_mesa_is_format_compressed(s->format) ? LINEAR : SWIZZLED); unsigned size, pitch, offset = 0, width = s->width, height = s->height; /* Deallocate the old storage. */ for (i = 0; i < MAX_TEXTURE_LEVELS; i++) nouveau_bo_ref(NULL, &ss[i].bo); /* Relayout the mipmap tree. */ for (i = t->BaseLevel; i <= last; i++) { pitch = _mesa_format_row_stride(s->format, width); size = get_format_blocksy(s->format, height) * pitch; /* Images larger than 16B have to be aligned. */ if (size > 16) offset = align(offset, 64); ss[i] = (struct nouveau_surface) { .offset = offset, .layout = layout, .format = s->format, .width = width, .height = height, .cpp = s->cpp, .pitch = pitch, }; offset += size; width = minify(width, 1); height = minify(height, 1); } /* Get new storage. */ size = align(offset, 64); ret = nouveau_bo_new(context_dev(ctx), NOUVEAU_BO_MAP | NOUVEAU_BO_GART | NOUVEAU_BO_VRAM, 0, size, NULL, &ss[last].bo); assert(!ret); for (i = t->BaseLevel; i < last; i++) nouveau_bo_ref(ss[last].bo, &ss[i].bo); } } GLboolean nouveau_texture_validate(struct gl_context *ctx, struct gl_texture_object *t) { struct nouveau_texture *nt = to_nouveau_texture(t); int i, last = get_last_level(t); if (!teximage_fits(t, t->BaseLevel) || !teximage_fits(t, last)) return GL_FALSE; if (nt->dirty) { nt->dirty = GL_FALSE; /* Copy the teximages to the actual miptree. */ for (i = t->BaseLevel; i <= last; i++) { struct nouveau_surface *s = &nt->surfaces[i]; validate_teximage(ctx, t, i, 0, 0, 0, s->width, s->height, 1); } PUSH_KICK(context_push(ctx)); } return GL_TRUE; } void nouveau_texture_reallocate(struct gl_context *ctx, struct gl_texture_object *t) { if (!teximage_fits(t, t->BaseLevel) || !teximage_fits(t, get_last_level(t))) { texture_dirty(t); relayout_texture(ctx, t); nouveau_texture_validate(ctx, t); } } static unsigned get_teximage_placement(struct gl_texture_image *ti) { if (ti->TexFormat == MESA_FORMAT_A8 || ti->TexFormat == MESA_FORMAT_L8 || ti->TexFormat == MESA_FORMAT_I8) /* 1 cpp formats will have to be swizzled by the CPU, * so leave them in system RAM for now. */ return NOUVEAU_BO_MAP; else return NOUVEAU_BO_GART | NOUVEAU_BO_MAP; } static void nouveau_teximage(struct gl_context *ctx, GLint dims, struct gl_texture_image *ti, GLsizei imageSize, GLenum format, GLenum type, const GLvoid *pixels, const struct gl_pixelstore_attrib *packing, GLboolean compressed) { struct gl_texture_object *t = ti->TexObject; const GLuint level = ti->Level; struct nouveau_surface *s = &to_nouveau_teximage(ti)->surface; struct nouveau_teximage *nti = to_nouveau_teximage(ti); int ret; GLuint depth = compressed ? 1 : ti->Depth; /* Allocate a new bo for the image. */ nouveau_surface_alloc(ctx, s, LINEAR, get_teximage_placement(ti), ti->TexFormat, ti->Width, ti->Height); nti->base.RowStride = s->pitch / s->cpp; if (compressed) pixels = _mesa_validate_pbo_compressed_teximage(ctx, dims, imageSize, pixels, packing, "glCompressedTexImage"); else pixels = _mesa_validate_pbo_teximage(ctx, dims, ti->Width, ti->Height, depth, format, type, pixels, packing, "glTexImage"); if (pixels) { GLubyte *map; int row_stride; /* Store the pixel data. */ nouveau_map_texture_image(ctx, ti, 0, 0, 0, ti->Width, ti->Height, GL_MAP_WRITE_BIT, &map, &row_stride); ret = _mesa_texstore(ctx, dims, ti->_BaseFormat, ti->TexFormat, row_stride, &map, ti->Width, ti->Height, depth, format, type, pixels, packing); assert(ret); nouveau_unmap_texture_image(ctx, ti, 0); _mesa_unmap_teximage_pbo(ctx, packing); if (!validate_teximage(ctx, t, level, 0, 0, 0, ti->Width, ti->Height, depth)) /* It doesn't fit, mark it as dirty. */ texture_dirty(t); } if (level == t->BaseLevel) { if (!teximage_fits(t, level)) relayout_texture(ctx, t); nouveau_texture_validate(ctx, t); } context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit); context_dirty_i(ctx, TEX_ENV, ctx->Texture.CurrentUnit); } static void nouveau_teximage_123d(struct gl_context *ctx, GLuint dims, struct gl_texture_image *ti, GLenum format, GLenum type, const GLvoid *pixels, const struct gl_pixelstore_attrib *packing) { nouveau_teximage(ctx, dims, ti, 0, format, type, pixels, packing, GL_FALSE); } static void nouveau_compressed_teximage(struct gl_context *ctx, GLuint dims, struct gl_texture_image *ti, GLsizei imageSize, const GLvoid *data) { nouveau_teximage(ctx, 2, ti, imageSize, 0, 0, data, &ctx->Unpack, GL_TRUE); } static void nouveau_texsubimage(struct gl_context *ctx, GLint dims, struct gl_texture_image *ti, GLint xoffset, GLint yoffset, GLint zoffset, GLint width, GLint height, GLint depth, GLsizei imageSize, GLenum format, GLenum type, const void *pixels, const struct gl_pixelstore_attrib *packing, GLboolean compressed) { int ret; if (compressed) pixels = _mesa_validate_pbo_compressed_teximage(ctx, dims, imageSize, pixels, packing, "glCompressedTexSubImage"); else pixels = _mesa_validate_pbo_teximage(ctx, dims, width, height, depth, format, type, pixels, packing, "glTexSubImage"); if (pixels) { GLubyte *map; int row_stride; nouveau_map_texture_image(ctx, ti, 0, xoffset, yoffset, width, height, GL_MAP_WRITE_BIT, &map, &row_stride); ret = _mesa_texstore(ctx, dims, ti->_BaseFormat, ti->TexFormat, row_stride, &map, width, height, depth, format, type, pixels, packing); assert(ret); nouveau_unmap_texture_image(ctx, ti, 0); _mesa_unmap_teximage_pbo(ctx, packing); } if (!to_nouveau_texture(ti->TexObject)->dirty) validate_teximage(ctx, ti->TexObject, ti->Level, xoffset, yoffset, zoffset, width, height, depth); } static void nouveau_texsubimage_123d(struct gl_context *ctx, GLuint dims, struct gl_texture_image *ti, GLint xoffset, GLint yoffset, GLint zoffset, GLint width, GLint height, GLint depth, GLenum format, GLenum type, const void *pixels, const struct gl_pixelstore_attrib *packing) { nouveau_texsubimage(ctx, dims, ti, xoffset, yoffset, zoffset, width, height, depth, 0, format, type, pixels, packing, GL_FALSE); } static void nouveau_compressed_texsubimage(struct gl_context *ctx, GLuint dims, struct gl_texture_image *ti, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLint height, GLint depth, GLenum format, GLint imageSize, const void *data) { nouveau_texsubimage(ctx, dims, ti, xoffset, yoffset, zoffset, width, height, depth, imageSize, format, 0, data, &ctx->Unpack, GL_TRUE); } static void nouveau_bind_texture(struct gl_context *ctx, GLenum target, struct gl_texture_object *t) { context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit); context_dirty_i(ctx, TEX_ENV, ctx->Texture.CurrentUnit); } static gl_format get_texbuffer_format(struct gl_renderbuffer *rb, GLint format) { struct nouveau_surface *s = &to_nouveau_renderbuffer(rb)->surface; if (s->cpp < 4) return s->format; else if (format == __DRI_TEXTURE_FORMAT_RGBA) return MESA_FORMAT_ARGB8888; else return MESA_FORMAT_XRGB8888; } void nouveau_set_texbuffer(__DRIcontext *dri_ctx, GLint target, GLint format, __DRIdrawable *draw) { struct nouveau_context *nctx = dri_ctx->driverPrivate; struct gl_context *ctx = &nctx->base; struct gl_framebuffer *fb = draw->driverPrivate; struct gl_renderbuffer *rb = fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer; struct gl_texture_object *t = _mesa_get_current_tex_object(ctx, target); struct gl_texture_image *ti; struct nouveau_teximage *nti; struct nouveau_surface *s; _mesa_lock_texture(ctx, t); ti = _mesa_get_tex_image(ctx, t, target, 0); nti = to_nouveau_teximage(ti); s = &to_nouveau_teximage(ti)->surface; /* Update the texture surface with the given drawable. */ nouveau_update_renderbuffers(dri_ctx, draw); nouveau_surface_ref(&to_nouveau_renderbuffer(rb)->surface, s); s->format = get_texbuffer_format(rb, format); /* Update the image fields. */ _mesa_init_teximage_fields(ctx, ti, s->width, s->height, 1, 0, s->cpp, s->format); nti->base.RowStride = s->pitch / s->cpp; /* Try to validate it. */ if (!validate_teximage(ctx, t, 0, 0, 0, 0, s->width, s->height, 1)) nouveau_texture_reallocate(ctx, t); context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit); context_dirty_i(ctx, TEX_ENV, ctx->Texture.CurrentUnit); _mesa_unlock_texture(ctx, t); } void nouveau_texture_functions_init(struct dd_function_table *functions) { functions->NewTextureObject = nouveau_texture_new; functions->DeleteTexture = nouveau_texture_free; functions->NewTextureImage = nouveau_teximage_new; functions->FreeTextureImageBuffer = nouveau_teximage_free; functions->ChooseTextureFormat = nouveau_choose_tex_format; functions->TexImage = nouveau_teximage_123d; functions->TexSubImage = nouveau_texsubimage_123d; functions->CompressedTexImage = nouveau_compressed_teximage; functions->CompressedTexSubImage = nouveau_compressed_texsubimage; functions->BindTexture = nouveau_bind_texture; functions->MapTextureImage = nouveau_map_texture_image; functions->UnmapTextureImage = nouveau_unmap_texture_image; }