diff options
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_extensions.c')
| -rw-r--r-- | mesalib/src/mesa/state_tracker/st_extensions.c | 148 |
1 files changed, 97 insertions, 51 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c index 2d8b9efec..46acc8763 100644 --- a/mesalib/src/mesa/state_tracker/st_extensions.c +++ b/mesalib/src/mesa/state_tracker/st_extensions.c @@ -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 +37,9 @@ #include "st_context.h" #include "st_extensions.h" +#include "st_format.h" - -static int _min(int a, int b) +static unsigned _min(unsigned a, unsigned b) { return (a < b) ? a : b; } @@ -71,7 +70,6 @@ void st_init_limits(struct st_context *st) struct gl_constants *c = &st->ctx->Const; gl_shader_type sh; boolean can_ubo = TRUE; - int max_const_buffers; c->MaxTextureLevels = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS), @@ -91,25 +89,10 @@ 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. @@ -118,9 +101,9 @@ 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), @@ -156,13 +139,16 @@ 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); + 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 < MESA_SHADER_TYPES; ++sh) { struct gl_shader_compiler_options *options = &st->ctx->ShaderCompilerOptions[sh]; @@ -183,17 +169,39 @@ void st_init_limits(struct st_context *st) 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 = + screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_ADDRS); + 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. @@ -220,15 +228,9 @@ 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) { - if (options->EmitNoIndirectUniform) + if (pc->MaxNativeInstructions && + (options->EmitNoIndirectUniform || pc->MaxUniformBlocks < 12)) { can_ubo = FALSE; - - max_const_buffers = screen->get_shader_param(screen, sh, - PIPE_SHADER_CAP_MAX_CONST_BUFFERS); - /* we need 13 buffers - 1 constant, 12 UBO */ - if (max_const_buffers < 13) - can_ubo = FALSE; } if (options->EmitNoLoops) @@ -238,11 +240,20 @@ void st_init_limits(struct st_context *st) options->LowerClipDistance = true; } + /* This depends on program constants. */ + c->MaxTextureCoordUnits + = _min(c->FragmentProgram.MaxTextureImageUnits, MAX_TEXTURE_COORD_UNITS); + + c->MaxTextureUnits = _min(c->FragmentProgram.MaxTextureImageUnits, c->MaxTextureCoordUnits); + + c->VertexProgram.MaxAttribs = MIN2(c->VertexProgram.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->MaxVaryingComponents = c->MaxVarying * 4; c->MinProgramTexelOffset = screen->get_param(screen, PIPE_CAP_MIN_TEXEL_OFFSET); c->MaxProgramTexelOffset = screen->get_param(screen, PIPE_CAP_MAX_TEXEL_OFFSET); @@ -267,8 +278,13 @@ void st_init_limits(struct st_context *st) if (can_ubo) { st->ctx->Extensions.ARB_uniform_buffer_object = GL_TRUE; - st->ctx->Const.UniformBufferOffsetAlignment = + c->UniformBufferOffsetAlignment = screen->get_param(screen, PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT); + c->MaxCombinedUniformBlocks = c->MaxUniformBufferBindings = + c->VertexProgram.MaxUniformBlocks + + c->GeometryProgram.MaxUniformBlocks + + c->FragmentProgram.MaxUniformBlocks; + assert(c->MaxCombinedUniformBlocks <= MAX_COMBINED_UNIFORM_BUFFERS); } } @@ -398,7 +414,8 @@ void st_init_extensions(struct st_context *st) { 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_cube_map_array), PIPE_CAP_CUBE_MAP_ARRAY }, + { o(ARB_texture_multisample), PIPE_CAP_TEXTURE_MULTISAMPLE } }; /* Required: render target and sampler support */ @@ -658,10 +675,33 @@ 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; } } @@ -689,7 +729,10 @@ 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); @@ -699,6 +742,9 @@ void st_init_extensions(struct st_context *st) 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); |