X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fstate_tracker%2Fst_extensions.c;h=12ba82df342bd59e6dfdb406ec11bc703901ae1d;hb=64a7ddf40de45ad964502c3b05392b0190464177;hp=ead5145a18c80607c4a749672f6f2aaf1ea84548;hpb=5489fc7b9f17de35af87cb7ceb464716dd1f946e;p=mesa.git diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index ead5145a18c..12ba82df342 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -1,6 +1,6 @@ /************************************************************************** * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * Copyright 2007 VMware, Inc. * Copyright (c) 2008 VMware, Inc. * All Rights Reserved. * @@ -19,7 +19,7 @@ * 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 NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * IN NO EVENT SHALL VMWARE 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. @@ -29,7 +29,6 @@ #include "main/imports.h" #include "main/context.h" #include "main/macros.h" -#include "main/mfeatures.h" #include "main/version.h" #include "pipe/p_context.h" @@ -38,9 +37,15 @@ #include "st_context.h" #include "st_extensions.h" +#include "st_format.h" -static int _min(int a, int b) +/* + * Note: we use these function rather than the MIN2, MAX2, CLAMP macros to + * avoid evaluating arguments (which are often function calls) more than once. + */ + +static unsigned _min(unsigned a, unsigned b) { return (a < b) ? a : b; } @@ -69,7 +74,8 @@ void st_init_limits(struct st_context *st) { struct pipe_screen *screen = st->pipe->screen; struct gl_constants *c = &st->ctx->Const; - gl_shader_type sh; + unsigned sh; + boolean can_ubo = TRUE; c->MaxTextureLevels = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS), @@ -89,25 +95,6 @@ void st_init_limits(struct st_context *st) c->MaxArrayTextureLayers = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS); - c->MaxTextureImageUnits - = _min(screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT, - PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS), - MAX_TEXTURE_IMAGE_UNITS); - - c->MaxVertexTextureImageUnits - = _min(screen->get_shader_param(screen, PIPE_SHADER_VERTEX, - PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS), - MAX_VERTEX_TEXTURE_IMAGE_UNITS); - - c->MaxCombinedTextureImageUnits - = _min(screen->get_param(screen, PIPE_CAP_MAX_COMBINED_SAMPLERS), - MAX_COMBINED_TEXTURE_IMAGE_UNITS); - - c->MaxTextureCoordUnits - = _min(c->MaxTextureImageUnits, MAX_TEXTURE_COORD_UNITS); - - c->MaxTextureUnits = _min(c->MaxTextureImageUnits, c->MaxTextureCoordUnits); - /* Define max viewport size and max renderbuffer size in terms of * max texture size (note: max tex RECT size = max tex 2D size). * If this isn't true for some hardware we'll need new PIPE_CAP_ queries. @@ -116,9 +103,9 @@ void st_init_limits(struct st_context *st) c->MaxViewportHeight = c->MaxRenderbufferSize = c->MaxTextureRectSize; - c->MaxDrawBuffers - = _clamp(screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS), - 1, MAX_DRAW_BUFFERS); + c->MaxDrawBuffers = c->MaxColorAttachments = + _clamp(screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS), + 1, MAX_DRAW_BUFFERS); c->MaxDualSourceDrawBuffers = _clamp(screen->get_param(screen, PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS), @@ -154,44 +141,72 @@ void st_init_limits(struct st_context *st) c->MaxTextureLodBias = screen->get_paramf(screen, PIPE_CAPF_MAX_TEXTURE_LOD_BIAS); - c->MaxDrawBuffers - = CLAMP(screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS), - 1, MAX_DRAW_BUFFERS); - c->QuadsFollowProvokingVertexConvention = screen->get_param( screen, PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION); - for (sh = 0; sh < MESA_SHADER_TYPES; ++sh) { - struct gl_shader_compiler_options *options = - &st->ctx->ShaderCompilerOptions[sh]; + c->MaxUniformBlockSize = + screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT, + PIPE_SHADER_CAP_MAX_CONSTS) * 16; + if (c->MaxUniformBlockSize < 16384) { + can_ubo = FALSE; + } + + for (sh = 0; sh < PIPE_SHADER_TYPES; ++sh) { + struct gl_shader_compiler_options *options; struct gl_program_constants *pc; switch (sh) { case PIPE_SHADER_FRAGMENT: - pc = &c->FragmentProgram; + pc = &c->Program[MESA_SHADER_FRAGMENT]; + options = &st->ctx->ShaderCompilerOptions[MESA_SHADER_FRAGMENT]; break; case PIPE_SHADER_VERTEX: - pc = &c->VertexProgram; + pc = &c->Program[MESA_SHADER_VERTEX]; + options = &st->ctx->ShaderCompilerOptions[MESA_SHADER_VERTEX]; break; case PIPE_SHADER_GEOMETRY: - pc = &c->GeometryProgram; + pc = &c->Program[MESA_SHADER_GEOMETRY]; + options = &st->ctx->ShaderCompilerOptions[MESA_SHADER_GEOMETRY]; break; default: - assert(0); + /* compute shader, etc. */ continue; } - pc->MaxNativeInstructions = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS); - pc->MaxNativeAluInstructions = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS); - pc->MaxNativeTexInstructions = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS); - pc->MaxNativeTexIndirections = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS); - pc->MaxNativeAttribs = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INPUTS); - pc->MaxNativeTemps = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEMPS); - pc->MaxNativeAddressRegs = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_ADDRS); - pc->MaxNativeParameters = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONSTS); - pc->MaxUniformComponents = 4 * MIN2(pc->MaxNativeParameters, MAX_UNIFORMS); - /* raise MaxParameters if native support is higher */ - pc->MaxParameters = MAX2(pc->MaxParameters, pc->MaxNativeParameters); + pc->MaxTextureImageUnits = + _min(screen->get_shader_param(screen, sh, + PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS), + MAX_TEXTURE_IMAGE_UNITS); + + pc->MaxInstructions = pc->MaxNativeInstructions = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS); + pc->MaxAluInstructions = pc->MaxNativeAluInstructions = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS); + pc->MaxTexInstructions = pc->MaxNativeTexInstructions = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS); + pc->MaxTexIndirections = pc->MaxNativeTexIndirections = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS); + pc->MaxAttribs = pc->MaxNativeAttribs = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INPUTS); + pc->MaxTemps = pc->MaxNativeTemps = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEMPS); + pc->MaxAddressRegs = pc->MaxNativeAddressRegs = + _min(screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_ADDRS), + MAX_PROGRAM_ADDRESS_REGS); + pc->MaxParameters = pc->MaxNativeParameters = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONSTS); + + pc->MaxUniformComponents = 4 * MIN2(pc->MaxNativeParameters, MAX_UNIFORMS); + + pc->MaxUniformBlocks = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONST_BUFFERS); + if (pc->MaxUniformBlocks) + pc->MaxUniformBlocks -= 1; /* The first one is for ordinary uniforms. */ + pc->MaxUniformBlocks = _min(pc->MaxUniformBlocks, MAX_UNIFORM_BUFFERS); + + pc->MaxCombinedUniformComponents = (pc->MaxUniformComponents + + c->MaxUniformBlockSize / 4 * + pc->MaxUniformBlocks); /* Gallium doesn't really care about local vs. env parameters so use the * same limits. @@ -218,6 +233,11 @@ void st_init_limits(struct st_context *st) options->EmitNoIndirectUniform = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_INDIRECT_CONST_ADDR); + if (pc->MaxNativeInstructions && + (options->EmitNoIndirectUniform || pc->MaxUniformBlocks < 12)) { + can_ubo = FALSE; + } + if (options->EmitNoLoops) options->MaxUnrollIterations = MIN2(screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS), 65536); else @@ -225,15 +245,39 @@ void st_init_limits(struct st_context *st) options->LowerClipDistance = true; } + c->MaxCombinedTextureImageUnits = + _min(c->Program[MESA_SHADER_VERTEX].MaxTextureImageUnits + + c->Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits + + c->Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits, + MAX_COMBINED_TEXTURE_IMAGE_UNITS); + + /* This depends on program constants. */ + c->MaxTextureCoordUnits + = _min(c->Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits, MAX_TEXTURE_COORD_UNITS); + + c->MaxTextureUnits = _min(c->Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits, c->MaxTextureCoordUnits); + + c->Program[MESA_SHADER_VERTEX].MaxAttribs = MIN2(c->Program[MESA_SHADER_VERTEX].MaxAttribs, 16); + /* PIPE_SHADER_CAP_MAX_INPUTS for the FS specifies the maximum number * of inputs. It's always 2 colors + N generic inputs. */ c->MaxVarying = screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT, PIPE_SHADER_CAP_MAX_INPUTS); c->MaxVarying = MIN2(c->MaxVarying, MAX_VARYING); + c->Program[MESA_SHADER_FRAGMENT].MaxInputComponents = c->MaxVarying * 4; + c->Program[MESA_SHADER_VERTEX].MaxOutputComponents = c->MaxVarying * 4; + c->Program[MESA_SHADER_GEOMETRY].MaxInputComponents = c->MaxVarying * 4; + c->Program[MESA_SHADER_GEOMETRY].MaxOutputComponents = c->MaxVarying * 4; + c->MaxGeometryOutputVertices = screen->get_param(screen, PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES); + c->MaxGeometryTotalOutputComponents = screen->get_param(screen, PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS); c->MinProgramTexelOffset = screen->get_param(screen, PIPE_CAP_MIN_TEXEL_OFFSET); c->MaxProgramTexelOffset = screen->get_param(screen, PIPE_CAP_MAX_TEXEL_OFFSET); + c->MaxProgramTextureGatherComponents = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS); + c->MinProgramTextureGatherOffset = screen->get_param(screen, PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET); + c->MaxProgramTextureGatherOffset = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET); + c->UniformBooleanTrue = ~0; c->MaxTransformFeedbackBuffers = @@ -249,19 +293,19 @@ void st_init_limits(struct st_context *st) c->GLSLSkipStrictMaxUniformLimitCheck = screen->get_param(screen, PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS); - c->GLSLSkipStrictMaxVaryingLimitCheck = - screen->get_param(screen, PIPE_CAP_TGSI_CAN_COMPACT_VARYINGS); + if (can_ubo) { + st->ctx->Extensions.ARB_uniform_buffer_object = GL_TRUE; + c->UniformBufferOffsetAlignment = + screen->get_param(screen, PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT); + c->MaxCombinedUniformBlocks = c->MaxUniformBufferBindings = + c->Program[MESA_SHADER_VERTEX].MaxUniformBlocks + + c->Program[MESA_SHADER_GEOMETRY].MaxUniformBlocks + + c->Program[MESA_SHADER_FRAGMENT].MaxUniformBlocks; + assert(c->MaxCombinedUniformBlocks <= MAX_COMBINED_UNIFORM_BUFFERS); + } } -static GLboolean st_get_s3tc_override(void) -{ - const char *override = _mesa_getenv("force_s3tc_enable"); - if (override && !strcmp(override, "true")) - return GL_TRUE; - return GL_FALSE; -} - /** * Given a member \c x of struct gl_extensions, return offset of * \c x in bytes. @@ -298,7 +342,8 @@ static void init_format_extensions(struct st_context *st, { struct pipe_screen *screen = st->pipe->screen; GLboolean *extensions = (GLboolean *) &st->ctx->Extensions; - int i, j; + unsigned i; + int j; int num_formats = Elements(mapping->format); int num_ext = Elements(mapping->extension_offset); @@ -340,6 +385,7 @@ void st_init_extensions(struct st_context *st) static const struct st_extension_cap_mapping cap_mapping[] = { { o(ARB_base_instance), PIPE_CAP_START_INSTANCE }, + { o(ARB_buffer_storage), PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT }, { o(ARB_depth_clamp), PIPE_CAP_DEPTH_CLIP_DISABLE }, { o(ARB_depth_texture), PIPE_CAP_TEXTURE_SHADOW_MAP }, { o(ARB_draw_buffers_blend), PIPE_CAP_INDEP_BLEND_FUNC }, @@ -353,19 +399,19 @@ void st_init_extensions(struct st_context *st) { o(ARB_shader_stencil_export), PIPE_CAP_SHADER_STENCIL_EXPORT }, { o(ARB_shader_texture_lod), PIPE_CAP_SM3 }, { o(ARB_shadow), PIPE_CAP_TEXTURE_SHADOW_MAP }, + { o(ARB_texture_mirror_clamp_to_edge), PIPE_CAP_TEXTURE_MIRROR_CLAMP }, { o(ARB_texture_non_power_of_two), PIPE_CAP_NPOT_TEXTURES }, + { o(ARB_timer_query), PIPE_CAP_QUERY_TIMESTAMP }, { o(ARB_transform_feedback2), PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME }, { o(ARB_transform_feedback3), PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME }, { o(EXT_blend_equation_separate), PIPE_CAP_BLEND_EQUATION_SEPARATE }, { o(EXT_draw_buffers2), PIPE_CAP_INDEP_BLEND_ENABLE }, - { o(EXT_shadow_funcs), PIPE_CAP_TEXTURE_SHADOW_MAP }, { o(EXT_stencil_two_side), PIPE_CAP_TWO_SIDED_STENCIL }, { o(EXT_texture_array), PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS }, { o(EXT_texture_filter_anisotropic), PIPE_CAP_ANISOTROPIC_FILTER }, { o(EXT_texture_mirror_clamp), PIPE_CAP_TEXTURE_MIRROR_CLAMP }, { o(EXT_texture_swizzle), PIPE_CAP_TEXTURE_SWIZZLE }, - { o(EXT_timer_query), PIPE_CAP_TIMER_QUERY }, { o(EXT_transform_feedback), PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS }, { o(AMD_seamless_cubemap_per_texture), PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE }, @@ -375,7 +421,12 @@ void st_init_extensions(struct st_context *st) { o(NV_texture_barrier), PIPE_CAP_TEXTURE_BARRIER }, /* GL_NV_point_sprite is not supported by gallium because we don't * support the GL_POINT_SPRITE_R_MODE_NV option. */ - { o(MESA_texture_array), PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS }, + + { o(OES_standard_derivatives), PIPE_CAP_SM3 }, + { o(ARB_texture_cube_map_array), PIPE_CAP_CUBE_MAP_ARRAY }, + { o(ARB_texture_multisample), PIPE_CAP_TEXTURE_MULTISAMPLE }, + { o(ARB_texture_query_lod), PIPE_CAP_TEXTURE_QUERY_LOD }, + { o(ARB_sample_shading), PIPE_CAP_SAMPLE_SHADING }, }; /* Required: render target and sampler support */ @@ -385,7 +436,9 @@ void st_init_extensions(struct st_context *st) PIPE_FORMAT_R16G16B16A16_FLOAT } }, { { o(ARB_texture_rgb10_a2ui) }, - { PIPE_FORMAT_B10G10R10A2_UINT } }, + { PIPE_FORMAT_R10G10B10A2_UINT, + PIPE_FORMAT_B10G10R10A2_UINT }, + GL_TRUE }, /* at least one format must be supported */ { { o(EXT_framebuffer_sRGB) }, { PIPE_FORMAT_A8B8G8R8_SRGB, @@ -398,6 +451,10 @@ void st_init_extensions(struct st_context *st) { { o(EXT_texture_integer) }, { PIPE_FORMAT_R32G32B32A32_UINT, PIPE_FORMAT_R32G32B32A32_SINT } }, + + { { o(ARB_texture_rg) }, + { PIPE_FORMAT_R8_UNORM, + PIPE_FORMAT_R8G8_UNORM } }, }; /* Required: depth stencil and sampler support */ @@ -405,12 +462,6 @@ void st_init_extensions(struct st_context *st) { { o(ARB_depth_buffer_float) }, { PIPE_FORMAT_Z32_FLOAT, PIPE_FORMAT_Z32_FLOAT_S8X24_UINT } }, - - { { o(ARB_framebuffer_object), - o(EXT_packed_depth_stencil) }, - { PIPE_FORMAT_S8_UINT_Z24_UNORM, - PIPE_FORMAT_Z24_UNORM_S8_UINT }, - GL_TRUE }, /* at least one format must be supported */ }; /* Required: sampler support */ @@ -421,9 +472,6 @@ void st_init_extensions(struct st_context *st) PIPE_FORMAT_RGTC2_UNORM, PIPE_FORMAT_RGTC2_SNORM } }, - { { o(ARB_texture_rg) }, - { PIPE_FORMAT_R8G8_UNORM } }, - { { o(EXT_texture_compression_latc) }, { PIPE_FORMAT_LATC1_UNORM, PIPE_FORMAT_LATC1_SNORM, @@ -431,7 +479,7 @@ void st_init_extensions(struct st_context *st) PIPE_FORMAT_LATC2_SNORM } }, { { o(EXT_texture_compression_s3tc), - o(S3_s3tc) }, + o(ANGLE_texture_compression_dxt) }, { PIPE_FORMAT_DXT1_RGB, PIPE_FORMAT_DXT1_RGBA, PIPE_FORMAT_DXT3_RGBA, @@ -459,6 +507,11 @@ void st_init_extensions(struct st_context *st) { { o(OES_compressed_ETC1_RGB8_texture) }, { PIPE_FORMAT_ETC1_RGB8 } }, + + { { o(ARB_stencil_texturing) }, + { PIPE_FORMAT_X24S8_UINT, + PIPE_FORMAT_S8X24_UINT }, + GL_TRUE }, /* at least one format must be supported */ }; /* Required: vertex fetch support. */ @@ -472,46 +525,46 @@ void st_init_extensions(struct st_context *st) PIPE_FORMAT_B10G10R10A2_USCALED, PIPE_FORMAT_R10G10B10A2_SSCALED, PIPE_FORMAT_B10G10R10A2_SSCALED } }, + { { o(ARB_vertex_type_10f_11f_11f_rev) }, + { PIPE_FORMAT_R11G11B10_FLOAT } }, + }; + + static const struct st_extension_format_mapping tbo_rgb32[] = { + { {o(ARB_texture_buffer_object_rgb32) }, + { PIPE_FORMAT_R32G32B32_FLOAT, + PIPE_FORMAT_R32G32B32_UINT, + PIPE_FORMAT_R32G32B32_SINT, + } }, }; /* * Extensions that are supported by all Gallium drivers: */ ctx->Extensions.ARB_ES2_compatibility = GL_TRUE; - ctx->Extensions.ARB_copy_buffer = GL_TRUE; ctx->Extensions.ARB_draw_elements_base_vertex = GL_TRUE; ctx->Extensions.ARB_explicit_attrib_location = GL_TRUE; ctx->Extensions.ARB_fragment_coord_conventions = GL_TRUE; ctx->Extensions.ARB_fragment_program = GL_TRUE; ctx->Extensions.ARB_fragment_shader = GL_TRUE; - ctx->Extensions.ARB_half_float_pixel = GL_TRUE; ctx->Extensions.ARB_half_float_vertex = GL_TRUE; + ctx->Extensions.ARB_internalformat_query = GL_TRUE; ctx->Extensions.ARB_map_buffer_range = GL_TRUE; - ctx->Extensions.ARB_shader_objects = GL_TRUE; - ctx->Extensions.ARB_shading_language_100 = GL_TRUE; ctx->Extensions.ARB_texture_border_clamp = GL_TRUE; /* XXX temp */ ctx->Extensions.ARB_texture_cube_map = GL_TRUE; ctx->Extensions.ARB_texture_env_combine = GL_TRUE; ctx->Extensions.ARB_texture_env_crossbar = GL_TRUE; ctx->Extensions.ARB_texture_env_dot3 = GL_TRUE; - ctx->Extensions.ARB_texture_storage = GL_TRUE; ctx->Extensions.ARB_vertex_program = GL_TRUE; ctx->Extensions.ARB_vertex_shader = GL_TRUE; - ctx->Extensions.ARB_window_pos = GL_TRUE; ctx->Extensions.EXT_blend_color = GL_TRUE; ctx->Extensions.EXT_blend_func_separate = GL_TRUE; ctx->Extensions.EXT_blend_minmax = GL_TRUE; - ctx->Extensions.EXT_framebuffer_blit = GL_TRUE; - ctx->Extensions.EXT_framebuffer_object = GL_TRUE; - ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE; - ctx->Extensions.EXT_fog_coord = GL_TRUE; ctx->Extensions.EXT_gpu_program_parameters = GL_TRUE; ctx->Extensions.EXT_pixel_buffer_object = GL_TRUE; ctx->Extensions.EXT_point_parameters = GL_TRUE; ctx->Extensions.EXT_provoking_vertex = GL_TRUE; - ctx->Extensions.EXT_secondary_color = GL_TRUE; - ctx->Extensions.EXT_separate_shader_objects = GL_TRUE; + ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE; ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE; @@ -519,22 +572,13 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.MESA_pack_invert = GL_TRUE; - ctx->Extensions.NV_blend_square = GL_TRUE; ctx->Extensions.NV_fog_distance = GL_TRUE; - ctx->Extensions.NV_texgen_reflection = GL_TRUE; ctx->Extensions.NV_texture_env_combine4 = GL_TRUE; ctx->Extensions.NV_texture_rectangle = GL_TRUE; -#if 0 - /* possibly could support the following two */ - ctx->Extensions.NV_vertex_program = GL_TRUE; - ctx->Extensions.NV_vertex_program1_1 = GL_TRUE; -#endif + ctx->Extensions.NV_vdpau_interop = GL_TRUE; -#if FEATURE_OES_EGL_image ctx->Extensions.OES_EGL_image = GL_TRUE; - if (ctx->API != API_OPENGL) - ctx->Extensions.OES_EGL_image_external = GL_TRUE; -#endif + ctx->Extensions.OES_EGL_image_external = GL_TRUE; ctx->Extensions.OES_draw_texture = GL_TRUE; /* Expose the extensions which directly correspond to gallium caps. */ @@ -559,21 +603,39 @@ void st_init_extensions(struct st_context *st) /* Figure out GLSL support. */ glsl_feature_level = screen->get_param(screen, PIPE_CAP_GLSL_FEATURE_LEVEL); - if (glsl_feature_level >= 130) { - ctx->Const.GLSLVersion = 130; - } else { - ctx->Const.GLSLVersion = 120; - } + ctx->Const.GLSLVersion = glsl_feature_level; + if (glsl_feature_level >= 330) + ctx->Const.GLSLVersion = 330; _mesa_override_glsl_version(st->ctx); + if (st->options.force_glsl_version > 0 && + st->options.force_glsl_version <= ctx->Const.GLSLVersion) { + ctx->Const.ForceGLSLVersion = st->options.force_glsl_version; + } + + /* This extension needs full OpenGL 3.2, but we don't know if that's + * supported at this point. Only check the GLSL version. */ + if (ctx->Const.GLSLVersion >= 150 && + screen->get_param(screen, PIPE_CAP_TGSI_VS_LAYER)) { + ctx->Extensions.AMD_vertex_shader_layer = GL_TRUE; + } + if (ctx->Const.GLSLVersion >= 130) { ctx->Const.NativeIntegers = GL_TRUE; ctx->Const.MaxClipPlanes = 8; - /* Extensions that only depend on GLSL 1.3. */ + /* Extensions that either depend on GLSL 1.30 or are a subset thereof. */ ctx->Extensions.ARB_conservative_depth = GL_TRUE; - ctx->Extensions.ARB_shader_bit_encoding = GL_TRUE; + ctx->Extensions.ARB_shading_language_packing = GL_TRUE; + ctx->Extensions.OES_depth_texture_cube_map = GL_TRUE; + ctx->Extensions.ARB_shading_language_420pack = GL_TRUE; + + if (!st->options.disable_shader_bit_encoding) { + ctx->Extensions.ARB_shader_bit_encoding = GL_TRUE; + } + + ctx->Extensions.EXT_shader_integer_mix = GL_TRUE; } else { /* Optional integer support for GLSL 1.2. */ if (screen->get_shader_param(screen, PIPE_SHADER_VERTEX, @@ -581,14 +643,16 @@ void st_init_extensions(struct st_context *st) screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT, PIPE_SHADER_CAP_INTEGERS)) { ctx->Const.NativeIntegers = GL_TRUE; + + ctx->Extensions.EXT_shader_integer_mix = GL_TRUE; } } /* Below are the cases which cannot be moved into tables easily. */ - if (!ctx->Mesa_DXTn && !st_get_s3tc_override()) { + if (!ctx->Mesa_DXTn && !st->options.force_s3tc_enable) { ctx->Extensions.EXT_texture_compression_s3tc = GL_FALSE; - ctx->Extensions.S3_s3tc = GL_FALSE; + ctx->Extensions.ANGLE_texture_compression_dxt = GL_FALSE; } if (screen->get_shader_param(screen, PIPE_SHADER_GEOMETRY, @@ -603,6 +667,7 @@ void st_init_extensions(struct st_context *st) ctx->Const.PrimitiveRestartInSoftware = GL_TRUE; } + /* ARB_color_buffer_float. */ if (screen->get_param(screen, PIPE_CAP_VERTEX_COLOR_UNCLAMPED)) { ctx->Extensions.ARB_color_buffer_float = GL_TRUE; @@ -613,6 +678,16 @@ void st_init_extensions(struct st_context *st) if (!screen->get_param(screen, PIPE_CAP_FRAGMENT_COLOR_CLAMPED)) { st->clamp_frag_color_in_shader = TRUE; } + + /* For drivers which cannot do color clamping, it's better to just + * disable ARB_color_buffer_float in the core profile, because + * the clamping is deprecated there anyway. */ + if (ctx->API == API_OPENGL_CORE && + (st->clamp_frag_color_in_shader || st->clamp_vert_color_in_shader)) { + st->clamp_vert_color_in_shader = GL_FALSE; + st->clamp_frag_color_in_shader = GL_FALSE; + ctx->Extensions.ARB_color_buffer_float = GL_FALSE; + } } if (screen->fence_finish) { @@ -621,20 +696,62 @@ void st_init_extensions(struct st_context *st) /* Maximum sample count. */ for (i = 16; i > 0; --i) { - if (screen->is_format_supported(screen, PIPE_FORMAT_B8G8R8A8_UNORM, - PIPE_TEXTURE_2D, i, - PIPE_BIND_RENDER_TARGET)) { + enum pipe_format pformat = st_choose_format(st, GL_RGBA, + GL_NONE, GL_NONE, + PIPE_TEXTURE_2D, i, + PIPE_BIND_RENDER_TARGET, FALSE); + if (pformat != PIPE_FORMAT_NONE) { ctx->Const.MaxSamples = i; + ctx->Const.MaxColorTextureSamples = i; + break; + } + } + for (i = ctx->Const.MaxSamples; i > 0; --i) { + enum pipe_format pformat = st_choose_format(st, GL_DEPTH_STENCIL, + GL_NONE, GL_NONE, + PIPE_TEXTURE_2D, i, + PIPE_BIND_DEPTH_STENCIL, FALSE); + if (pformat != PIPE_FORMAT_NONE) { + ctx->Const.MaxDepthTextureSamples = i; break; } } + for (i = ctx->Const.MaxSamples; i > 0; --i) { + enum pipe_format pformat = st_choose_format(st, GL_RGBA_INTEGER, + GL_NONE, GL_NONE, + PIPE_TEXTURE_2D, i, + PIPE_BIND_RENDER_TARGET, FALSE); + if (pformat != PIPE_FORMAT_NONE) { + ctx->Const.MaxIntegerSamples = i; + break; + } + } + if (ctx->Const.MaxSamples == 1) { + /* one sample doesn't really make sense */ + ctx->Const.MaxSamples = 0; + } + else if (ctx->Const.MaxSamples >= 2) { + ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE; + ctx->Extensions.EXT_framebuffer_multisample_blit_scaled = GL_TRUE; + } - if (ctx->Const.MaxDualSourceDrawBuffers > 0) + if (ctx->Const.MaxSamples == 0 && screen->get_param(screen, PIPE_CAP_FAKE_SW_MSAA)) { + ctx->Const.FakeSWMSAA = GL_TRUE; + ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE; + ctx->Extensions.EXT_framebuffer_multisample_blit_scaled = GL_TRUE; + ctx->Extensions.ARB_texture_multisample = GL_TRUE; + } + + if (ctx->Const.MaxDualSourceDrawBuffers > 0 && + !st->options.disable_blend_func_extended) ctx->Extensions.ARB_blend_func_extended = GL_TRUE; - if (screen->get_param(screen, PIPE_CAP_TIMER_QUERY) && - screen->get_param(screen, PIPE_CAP_QUERY_TIMESTAMP)) { - ctx->Extensions.ARB_timer_query = GL_TRUE; + st->has_time_elapsed = + screen->get_param(screen, PIPE_CAP_QUERY_TIME_ELAPSED); + + if (st->has_time_elapsed || + ctx->Extensions.ARB_timer_query) { + ctx->Extensions.EXT_timer_query = GL_TRUE; } if (ctx->Extensions.ARB_transform_feedback2 && @@ -642,5 +759,56 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.ARB_transform_feedback_instanced = GL_TRUE; } if (st->options.force_glsl_extensions_warn) - ctx->Const.ForceGLSLExtensionsWarn = 1; + ctx->Const.ForceGLSLExtensionsWarn = 1; + + if (st->options.disable_glsl_line_continuations) + ctx->Const.DisableGLSLLineContinuations = 1; + + ctx->Const.MinMapBufferAlignment = + screen->get_param(screen, PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT); + + if (screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OBJECTS)) { + ctx->Extensions.ARB_texture_buffer_object = GL_TRUE; + + ctx->Const.MaxTextureBufferSize = + _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE), + (1u << 31) - 1); + ctx->Const.TextureBufferOffsetAlignment = + screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT); + + if (ctx->Const.TextureBufferOffsetAlignment) + ctx->Extensions.ARB_texture_buffer_range = GL_TRUE; + + init_format_extensions(st, tbo_rgb32, Elements(tbo_rgb32), + PIPE_BUFFER, PIPE_BIND_SAMPLER_VIEW); + } + + if (screen->get_param(screen, PIPE_CAP_MIXED_FRAMEBUFFER_SIZES)) { + ctx->Extensions.ARB_framebuffer_object = GL_TRUE; + } + + /* Unpacking a varying in the fragment shader costs 1 texture indirection. + * If the number of available texture indirections is very limited, then we + * prefer to disable varying packing rather than run the risk of varying + * packing preventing a shader from running. + */ + if (screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT, + PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS) <= 8) { + /* We can't disable varying packing if transform feedback is available, + * because transform feedback code assumes a packed varying layout. + */ + if (!ctx->Extensions.EXT_transform_feedback) + ctx->Const.DisableVaryingPacking = GL_TRUE; + } + + if (ctx->API == API_OPENGL_CORE) { + ctx->Const.MaxViewports = screen->get_param(screen, PIPE_CAP_MAX_VIEWPORTS); + if (ctx->Const.MaxViewports >= 16) { + ctx->Const.ViewportBounds.Min = -16384.0; + ctx->Const.ViewportBounds.Max = 16384.0; + ctx->Extensions.ARB_viewport_array = GL_TRUE; + } + } + if (ctx->Const.MaxProgramTextureGatherComponents > 0) + ctx->Extensions.ARB_texture_gather = GL_TRUE; }