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      1 /*
      2  * Copyright (C) 2008 Nicolai Haehnle.
      3  * Copyright (C) The Weather Channel, Inc.  2002.  All Rights Reserved.
      4  *
      5  * The Weather Channel (TM) funded Tungsten Graphics to develop the
      6  * initial release of the Radeon 8500 driver under the XFree86 license.
      7  * This notice must be preserved.
      8  *
      9  * Permission is hereby granted, free of charge, to any person obtaining
     10  * a copy of this software and associated documentation files (the
     11  * "Software"), to deal in the Software without restriction, including
     12  * without limitation the rights to use, copy, modify, merge, publish,
     13  * distribute, sublicense, and/or sell copies of the Software, and to
     14  * permit persons to whom the Software is furnished to do so, subject to
     15  * the following conditions:
     16  *
     17  * The above copyright notice and this permission notice (including the
     18  * next paragraph) shall be included in all copies or substantial
     19  * portions of the Software.
     20  *
     21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     22  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     23  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
     24  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
     25  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     26  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     27  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     28  *
     29  */
     30 
     31 #ifndef RADEON_TEXTURE_H
     32 #define RADEON_TEXTURE_H
     33 
     34 #include "main/formats.h"
     35 #include "main/mfeatures.h"
     36 
     37 extern gl_format _radeon_texformat_rgba8888;
     38 extern gl_format _radeon_texformat_argb8888;
     39 extern gl_format _radeon_texformat_rgb565;
     40 extern gl_format _radeon_texformat_argb4444;
     41 extern gl_format _radeon_texformat_argb1555;
     42 extern gl_format _radeon_texformat_al88;
     43 
     44 extern
     45 void copy_rows(void* dst, GLuint dststride, const void* src, GLuint srcstride,
     46 	GLuint numrows, GLuint rowsize);
     47 struct gl_texture_image *radeonNewTextureImage(struct gl_context *ctx);
     48 void radeonFreeTextureImageBuffer(struct gl_context *ctx, struct gl_texture_image *timage);
     49 
     50 void radeon_teximage_map(radeon_texture_image *image, GLboolean write_enable);
     51 void radeon_teximage_unmap(radeon_texture_image *image);
     52 int radeon_validate_texture_miptree(struct gl_context * ctx,
     53 				    struct gl_sampler_object *samp,
     54 				    struct gl_texture_object *texObj);
     55 
     56 
     57 void radeon_swrast_map_texture_images(struct gl_context *ctx, struct gl_texture_object *texObj);
     58 void radeon_swrast_unmap_texture_images(struct gl_context *ctx, struct gl_texture_object *texObj);
     59 
     60 gl_format radeonChooseTextureFormat_mesa(struct gl_context * ctx,
     61                                          GLenum target,
     62                                          GLint internalFormat,
     63                                          GLenum format,
     64                                          GLenum type);
     65 
     66 gl_format radeonChooseTextureFormat(struct gl_context * ctx,
     67                                     GLint internalFormat,
     68                                     GLenum format,
     69                                     GLenum type, GLboolean fbo);
     70 
     71 void radeonCopyTexSubImage(struct gl_context *ctx, GLuint dims,
     72                            struct gl_texture_image *texImage,
     73                            GLint xoffset, GLint yoffset, GLint zoffset,
     74                            struct gl_renderbuffer *rb,
     75                            GLint x, GLint y,
     76                            GLsizei width, GLsizei height);
     77 
     78 unsigned radeonIsFormatRenderable(gl_format mesa_format);
     79 
     80 #if FEATURE_OES_EGL_image
     81 void radeon_image_target_texture_2d(struct gl_context *ctx, GLenum target,
     82 				    struct gl_texture_object *texObj,
     83 				    struct gl_texture_image *texImage,
     84 				    GLeglImageOES image_handle);
     85 #endif
     86 
     87 void
     88 radeon_init_common_texture_funcs(radeonContextPtr radeon,
     89 				 struct dd_function_table *functions);
     90 
     91 #endif
     92