src/mesa/drivers/dri/i915/intel_extensions.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2003 VMware, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #include "main/version.h"
  29
  30 #include "intel_chipset.h"
  31 #include "intel_context.h"
  32 #include "intel_extensions.h"
  33 #include "intel_reg.h"
  34 #include "utils.h"
  35
  36 /**
  37  * Initializes potential list of extensions if ctx == NULL, or actually enables
  38  * extensions for a context.
  39  */
  40 void
  41 intelInitExtensions(struct gl_context *ctx)
  42 {
  43    struct intel_context *intel = intel_context(ctx);
  44
  45    assert(intel->gen == 2 || intel->gen == 3);
  46
  47    ctx->Extensions.ARB_draw_elements_base_vertex = true;
  48    ctx->Extensions.ARB_explicit_attrib_location = true;
  49    ctx->Extensions.ARB_framebuffer_object = true;
  50    ctx->Extensions.ARB_half_float_pixel = true;
  51    ctx->Extensions.ARB_internalformat_query = true;
  52    ctx->Extensions.ARB_map_buffer_range = true;
  53    ctx->Extensions.ARB_point_sprite = true;
  54    ctx->Extensions.ARB_sync = true;
  55    ctx->Extensions.ARB_texture_border_clamp = true;
  56    ctx->Extensions.ARB_texture_cube_map = true;
  57    ctx->Extensions.ARB_texture_env_combine = true;
  58    ctx->Extensions.ARB_texture_env_crossbar = true;
  59    ctx->Extensions.ARB_texture_env_dot3 = true;
  60    ctx->Extensions.ARB_vertex_program = true;
  61    ctx->Extensions.ARB_vertex_shader = true;
  62    ctx->Extensions.EXT_blend_color = true;
  63    ctx->Extensions.EXT_blend_equation_separate = true;
  64    ctx->Extensions.EXT_blend_func_separate = true;
  65    ctx->Extensions.EXT_blend_minmax = true;
  66    ctx->Extensions.EXT_framebuffer_blit = true;
  67    ctx->Extensions.EXT_gpu_program_parameters = true;
  68    ctx->Extensions.EXT_pixel_buffer_object = true;
  69    ctx->Extensions.EXT_point_parameters = true;
  70    ctx->Extensions.EXT_provoking_vertex = true;
  71    ctx->Extensions.EXT_separate_shader_objects = true;
  72    ctx->Extensions.EXT_texture_env_dot3 = true;
  73    ctx->Extensions.EXT_texture_filter_anisotropic = true;
  74    ctx->Extensions.APPLE_object_purgeable = true;
  75    ctx->Extensions.MESA_pack_invert = true;
  76    ctx->Extensions.MESA_ycbcr_texture = true;
  77    ctx->Extensions.NV_texture_rectangle = true;
  78    ctx->Extensions.TDFX_texture_compression_FXT1 = true;
  79    ctx->Extensions.OES_EGL_image = true;
  80    ctx->Extensions.OES_draw_texture = true;
  81
  82    ctx->Const.GLSLVersion = 120;
  83    _mesa_override_glsl_version(ctx);
  84
  85    if (intel->gen >= 3) {
  86       ctx->Extensions.ARB_ES2_compatibility = true;
  87       ctx->Extensions.ARB_depth_texture = true;
  88       ctx->Extensions.ARB_fragment_program = true;
  89       ctx->Extensions.ARB_shadow = true;
  90       ctx->Extensions.ARB_texture_non_power_of_two = true;
  91       ctx->Extensions.EXT_texture_sRGB = true;
  92       ctx->Extensions.EXT_texture_sRGB_decode = true;
  93       ctx->Extensions.EXT_stencil_two_side = true;
  94       ctx->Extensions.ATI_separate_stencil = true;
  95       ctx->Extensions.ATI_texture_env_combine3 = true;
  96       ctx->Extensions.NV_texture_env_combine4 = true;
  97       ctx->Extensions.ARB_fragment_shader = true;
  98       ctx->Extensions.ARB_occlusion_query = true;
  99    }
 100
 101    if (intel->ctx.Mesa_DXTn
 102        || driQueryOptionb(&intel->optionCache, "force_s3tc_enable"))
 103       ctx->Extensions.EXT_texture_compression_s3tc = true;
 104
 105    ctx->Extensions.ANGLE_texture_compression_dxt = true;
 106 }