/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* Copyright (c) 2008 VMware, Inc.
* All Rights Reserved.
*
* 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.
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
+#include "util/u_math.h"
#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;
}
* Query driver to get implementation limits.
* Note that we have to limit/clamp against Mesa's internal limits too.
*/
-void st_init_limits(struct st_context *st)
+void st_init_limits(struct pipe_screen *screen,
+ struct gl_constants *c, struct gl_extensions *extensions)
{
- struct pipe_screen *screen = st->pipe->screen;
- struct gl_constants *c = &st->ctx->Const;
- gl_shader_type sh;
+ unsigned sh;
boolean can_ubo = TRUE;
- int max_const_buffers;
c->MaxTextureLevels
= _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS),
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.
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),
c->MaxPointSizeAA
= _maxf(1.0f, screen->get_paramf(screen,
PIPE_CAPF_MAX_POINT_WIDTH_AA));
- /* called after _mesa_create_context/_mesa_init_point, fix default user
- * settable max point size up
- */
- st->ctx->Point.MaxSize = MAX2(c->MaxPointSize, c->MaxPointSizeAA);
+
/* these are not queryable. Note that GL basically mandates a 1.0 minimum
* for non-aa sizes, but we can go down to 0.0 for aa points.
*/
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_CONST_BUFFER_SIZE);
+ 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 = &c->ShaderCompilerOptions[MESA_SHADER_FRAGMENT];
break;
case PIPE_SHADER_VERTEX:
- pc = &c->VertexProgram;
+ pc = &c->Program[MESA_SHADER_VERTEX];
+ options = &c->ShaderCompilerOptions[MESA_SHADER_VERTEX];
break;
case PIPE_SHADER_GEOMETRY:
- pc = &c->GeometryProgram;
+ pc = &c->Program[MESA_SHADER_GEOMETRY];
+ options = &c->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 =
+ sh == PIPE_SHADER_VERTEX ? 1 : 0;
+ pc->MaxParameters = pc->MaxNativeParameters =
+ screen->get_shader_param(screen, sh,
+ PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE) / sizeof(float[4]);
+
+ 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.
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)
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->UniformBooleanTrue = ~0;
+ 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->MaxTransformFeedbackBuffers =
screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS);
screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS);
c->MaxTransformFeedbackInterleavedComponents =
screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS);
+ c->MaxVertexStreams =
+ MAX2(1, screen->get_param(screen, PIPE_CAP_MAX_VERTEX_STREAMS));
+
+ /* The vertex stream must fit into pipe_stream_output_info::stream */
+ assert(c->MaxVertexStreams <= 4);
+
+ c->MaxVertexAttribStride
+ = screen->get_param(screen, PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE);
c->StripTextureBorder = GL_TRUE;
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;
- st->ctx->Const.UniformBufferOffsetAlignment =
+ 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.
*
* target and bind_flags are passed to is_format_supported.
*/
-static void init_format_extensions(struct st_context *st,
- const struct st_extension_format_mapping *mapping,
- unsigned num_mappings,
- enum pipe_texture_target target,
- unsigned bind_flags)
+static void
+init_format_extensions(struct pipe_screen *screen,
+ struct gl_extensions *extensions,
+ const struct st_extension_format_mapping *mapping,
+ unsigned num_mappings,
+ enum pipe_texture_target target,
+ unsigned bind_flags)
{
- struct pipe_screen *screen = st->pipe->screen;
- GLboolean *extensions = (GLboolean *) &st->ctx->Extensions;
+ GLboolean *extension_table = (GLboolean *) extensions;
unsigned i;
int j;
int num_formats = Elements(mapping->format);
/* Enable all extensions in the list. */
for (j = 0; j < num_ext && mapping[i].extension_offset[j]; j++)
- extensions[mapping[i].extension_offset[j]] = GL_TRUE;
+ extension_table[mapping[i].extension_offset[j]] = GL_TRUE;
+ }
+}
+
+
+/**
+ * Given a list of formats and bind flags, return the maximum number
+ * of samples supported by any of those formats.
+ */
+static unsigned
+get_max_samples_for_formats(struct pipe_screen *screen,
+ unsigned num_formats,
+ enum pipe_format *formats,
+ unsigned max_samples,
+ unsigned bind)
+{
+ unsigned i, f;
+
+ for (i = max_samples; i > 0; --i) {
+ for (f = 0; f < num_formats; f++) {
+ if (screen->is_format_supported(screen, formats[f],
+ PIPE_TEXTURE_2D, i, bind)) {
+ return i;
+ }
+ }
}
+ return 0;
}
+
/**
* Use pipe_screen::get_param() to query PIPE_CAP_ values to determine
* which GL extensions are supported.
* features or can be built on top of other gallium features.
* Some fine tuning may still be needed.
*/
-void st_init_extensions(struct st_context *st)
+void st_init_extensions(struct pipe_screen *screen,
+ gl_api api,
+ struct gl_constants *consts,
+ struct gl_extensions *extensions,
+ struct st_config_options *options,
+ boolean has_lib_dxtc)
{
- struct pipe_screen *screen = st->pipe->screen;
- struct gl_context *ctx = st->ctx;
int i, glsl_feature_level;
- GLboolean *extensions = (GLboolean *) &ctx->Extensions;
+ GLboolean *extension_table = (GLboolean *) extensions;
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 },
{ 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(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(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_multisample), PIPE_CAP_TEXTURE_MULTISAMPLE },
+ { o(ARB_texture_query_lod), PIPE_CAP_TEXTURE_QUERY_LOD },
+ { o(ARB_sample_shading), PIPE_CAP_SAMPLE_SHADING },
+ { o(ARB_draw_indirect), PIPE_CAP_DRAW_INDIRECT },
+ { o(ARB_derivative_control), PIPE_CAP_TGSI_FS_FINE_DERIVATIVE },
+ { o(ARB_conditional_render_inverted), PIPE_CAP_CONDITIONAL_RENDER_INVERTED },
};
/* Required: render target and sampler support */
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,
{ { 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 */
PIPE_FORMAT_DXT3_RGBA,
PIPE_FORMAT_DXT5_RGBA } },
+ { { o(ARB_texture_compression_bptc) },
+ { PIPE_FORMAT_BPTC_RGBA_UNORM,
+ PIPE_FORMAT_BPTC_SRGBA,
+ PIPE_FORMAT_BPTC_RGB_FLOAT,
+ PIPE_FORMAT_BPTC_RGB_UFLOAT } },
+
{ { o(EXT_texture_shared_exponent) },
{ PIPE_FORMAT_R9G9B9E5_FLOAT } },
GL_TRUE }, /* at least one format must be supported */
{ { o(OES_compressed_ETC1_RGB8_texture) },
- { PIPE_FORMAT_ETC1_RGB8 } },
+ { PIPE_FORMAT_ETC1_RGB8,
+ PIPE_FORMAT_R8G8B8A8_UNORM },
+ GL_TRUE }, /* at least one format must be supported */
+
+ { { 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. */
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[] = {
/*
* Extensions that are supported by all Gallium drivers:
*/
- ctx->Extensions.ARB_ES2_compatibility = 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.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_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;
-
- ctx->Extensions.ATI_texture_env_combine3 = GL_TRUE;
-
- ctx->Extensions.MESA_pack_invert = GL_TRUE;
-
- ctx->Extensions.NV_blend_square = GL_TRUE;
- ctx->Extensions.NV_fog_distance = GL_TRUE;
- ctx->Extensions.NV_texture_env_combine4 = GL_TRUE;
- ctx->Extensions.NV_texture_rectangle = GL_TRUE;
-
- ctx->Extensions.OES_EGL_image = GL_TRUE;
- if (ctx->API != API_OPENGL_COMPAT)
- ctx->Extensions.OES_EGL_image_external = GL_TRUE;
- ctx->Extensions.OES_draw_texture = GL_TRUE;
+ extensions->ARB_ES2_compatibility = GL_TRUE;
+ extensions->ARB_draw_elements_base_vertex = GL_TRUE;
+ extensions->ARB_explicit_attrib_location = GL_TRUE;
+ extensions->ARB_explicit_uniform_location = GL_TRUE;
+ extensions->ARB_fragment_coord_conventions = GL_TRUE;
+ extensions->ARB_fragment_program = GL_TRUE;
+ extensions->ARB_fragment_shader = GL_TRUE;
+ extensions->ARB_half_float_vertex = GL_TRUE;
+ extensions->ARB_internalformat_query = GL_TRUE;
+ extensions->ARB_map_buffer_range = GL_TRUE;
+ extensions->ARB_texture_border_clamp = GL_TRUE; /* XXX temp */
+ extensions->ARB_texture_cube_map = GL_TRUE;
+ extensions->ARB_texture_env_combine = GL_TRUE;
+ extensions->ARB_texture_env_crossbar = GL_TRUE;
+ extensions->ARB_texture_env_dot3 = GL_TRUE;
+ extensions->ARB_vertex_program = GL_TRUE;
+ extensions->ARB_vertex_shader = GL_TRUE;
+
+ extensions->EXT_blend_color = GL_TRUE;
+ extensions->EXT_blend_func_separate = GL_TRUE;
+ extensions->EXT_blend_minmax = GL_TRUE;
+ extensions->EXT_gpu_program_parameters = GL_TRUE;
+ extensions->EXT_pixel_buffer_object = GL_TRUE;
+ extensions->EXT_point_parameters = GL_TRUE;
+ extensions->EXT_provoking_vertex = GL_TRUE;
+
+ extensions->EXT_texture_env_dot3 = GL_TRUE;
+ extensions->EXT_vertex_array_bgra = GL_TRUE;
+
+ extensions->ATI_texture_env_combine3 = GL_TRUE;
+
+ extensions->MESA_pack_invert = GL_TRUE;
+
+ extensions->NV_fog_distance = GL_TRUE;
+ extensions->NV_texture_env_combine4 = GL_TRUE;
+ extensions->NV_texture_rectangle = GL_TRUE;
+
+ extensions->OES_EGL_image = GL_TRUE;
+ extensions->OES_EGL_image_external = GL_TRUE;
+ extensions->OES_draw_texture = GL_TRUE;
/* Expose the extensions which directly correspond to gallium caps. */
for (i = 0; i < Elements(cap_mapping); i++) {
if (screen->get_param(screen, cap_mapping[i].cap)) {
- extensions[cap_mapping[i].extension_offset] = GL_TRUE;
+ extension_table[cap_mapping[i].extension_offset] = GL_TRUE;
}
}
/* Expose the extensions which directly correspond to gallium formats. */
- init_format_extensions(st, rendertarget_mapping,
+ init_format_extensions(screen, extensions, rendertarget_mapping,
Elements(rendertarget_mapping), PIPE_TEXTURE_2D,
PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW);
- init_format_extensions(st, depthstencil_mapping,
+ init_format_extensions(screen, extensions, depthstencil_mapping,
Elements(depthstencil_mapping), PIPE_TEXTURE_2D,
PIPE_BIND_DEPTH_STENCIL | PIPE_BIND_SAMPLER_VIEW);
- init_format_extensions(st, texture_mapping, Elements(texture_mapping),
- PIPE_TEXTURE_2D, PIPE_BIND_SAMPLER_VIEW);
- init_format_extensions(st, vertex_mapping, Elements(vertex_mapping),
- PIPE_BUFFER, PIPE_BIND_VERTEX_BUFFER);
+ init_format_extensions(screen, extensions, texture_mapping,
+ Elements(texture_mapping), PIPE_TEXTURE_2D,
+ PIPE_BIND_SAMPLER_VIEW);
+ init_format_extensions(screen, extensions, vertex_mapping,
+ Elements(vertex_mapping), PIPE_BUFFER,
+ PIPE_BIND_VERTEX_BUFFER);
/* Figure out GLSL support. */
glsl_feature_level = screen->get_param(screen, PIPE_CAP_GLSL_FEATURE_LEVEL);
- if (glsl_feature_level >= 140) {
- ctx->Const.GLSLVersion = 140;
- } else if (glsl_feature_level >= 130) {
- ctx->Const.GLSLVersion = 130;
- } else {
- ctx->Const.GLSLVersion = 120;
+ consts->GLSLVersion = glsl_feature_level;
+ if (glsl_feature_level >= 330)
+ consts->GLSLVersion = 330;
+
+ _mesa_override_glsl_version(consts);
+
+ if (options->force_glsl_version > 0 &&
+ options->force_glsl_version <= consts->GLSLVersion) {
+ consts->ForceGLSLVersion = options->force_glsl_version;
}
- _mesa_override_glsl_version(st->ctx);
+ if (glsl_feature_level >= 400)
+ extensions->ARB_gpu_shader5 = GL_TRUE;
- if (ctx->Const.GLSLVersion >= 130) {
- ctx->Const.NativeIntegers = GL_TRUE;
- ctx->Const.MaxClipPlanes = 8;
+ /* 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 (consts->GLSLVersion >= 150 &&
+ screen->get_param(screen, PIPE_CAP_TGSI_VS_LAYER_VIEWPORT)) {
+ extensions->AMD_vertex_shader_layer = GL_TRUE;
+ }
+
+ if (consts->GLSLVersion >= 130) {
+ consts->NativeIntegers = GL_TRUE;
+ consts->MaxClipPlanes = 8;
/* 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;
+ extensions->ARB_conservative_depth = GL_TRUE;
+ extensions->ARB_shading_language_packing = GL_TRUE;
+ extensions->OES_depth_texture_cube_map = GL_TRUE;
+ extensions->ARB_shading_language_420pack = GL_TRUE;
+ extensions->ARB_texture_query_levels = GL_TRUE;
+
+ if (!options->disable_shader_bit_encoding) {
+ extensions->ARB_shader_bit_encoding = GL_TRUE;
+ }
+
+ extensions->EXT_shader_integer_mix = GL_TRUE;
} else {
/* Optional integer support for GLSL 1.2. */
if (screen->get_shader_param(screen, PIPE_SHADER_VERTEX,
PIPE_SHADER_CAP_INTEGERS) &&
screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT,
PIPE_SHADER_CAP_INTEGERS)) {
- ctx->Const.NativeIntegers = GL_TRUE;
+ consts->NativeIntegers = GL_TRUE;
+
+ extensions->EXT_shader_integer_mix = GL_TRUE;
}
}
+ consts->UniformBooleanTrue = consts->NativeIntegers ? ~0 : fui(1.0f);
+
/* Below are the cases which cannot be moved into tables easily. */
- if (!ctx->Mesa_DXTn && !st_get_s3tc_override()) {
- ctx->Extensions.EXT_texture_compression_s3tc = GL_FALSE;
- ctx->Extensions.ANGLE_texture_compression_dxt = GL_FALSE;
+ if (!has_lib_dxtc && !options->force_s3tc_enable) {
+ extensions->EXT_texture_compression_s3tc = GL_FALSE;
+ extensions->ANGLE_texture_compression_dxt = GL_FALSE;
}
if (screen->get_shader_param(screen, PIPE_SHADER_GEOMETRY,
PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
#if 0 /* XXX re-enable when GLSL compiler again supports geometry shaders */
- ctx->Extensions.ARB_geometry_shader4 = GL_TRUE;
+ extensions->ARB_geometry_shader4 = GL_TRUE;
#endif
}
- ctx->Extensions.NV_primitive_restart = GL_TRUE;
+ extensions->NV_primitive_restart = GL_TRUE;
if (!screen->get_param(screen, PIPE_CAP_PRIMITIVE_RESTART)) {
- ctx->Const.PrimitiveRestartInSoftware = GL_TRUE;
+ consts->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;
-
- if (!screen->get_param(screen, PIPE_CAP_VERTEX_COLOR_CLAMPED)) {
- st->clamp_vert_color_in_shader = TRUE;
- }
-
- 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;
- }
+ extensions->ARB_color_buffer_float = GL_TRUE;
}
if (screen->fence_finish) {
- ctx->Extensions.ARB_sync = GL_TRUE;
+ extensions->ARB_sync = GL_TRUE;
}
/* Maximum sample count. */
- for (i = 16; i > 0; --i) {
- 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;
- }
+ {
+ enum pipe_format color_formats[] = {
+ PIPE_FORMAT_R8G8B8A8_UNORM,
+ PIPE_FORMAT_B8G8R8A8_UNORM,
+ PIPE_FORMAT_A8R8G8B8_UNORM,
+ PIPE_FORMAT_A8B8G8R8_UNORM,
+ };
+ enum pipe_format depth_formats[] = {
+ PIPE_FORMAT_Z16_UNORM,
+ PIPE_FORMAT_Z24X8_UNORM,
+ PIPE_FORMAT_X8Z24_UNORM,
+ PIPE_FORMAT_Z32_UNORM,
+ PIPE_FORMAT_Z32_FLOAT
+ };
+ enum pipe_format int_formats[] = {
+ PIPE_FORMAT_R8G8B8A8_SINT
+ };
+
+ consts->MaxSamples =
+ get_max_samples_for_formats(screen, Elements(color_formats),
+ color_formats, 16,
+ PIPE_BIND_RENDER_TARGET);
+
+ consts->MaxColorTextureSamples =
+ get_max_samples_for_formats(screen, Elements(color_formats),
+ color_formats, consts->MaxSamples,
+ PIPE_BIND_SAMPLER_VIEW);
+
+ consts->MaxDepthTextureSamples =
+ get_max_samples_for_formats(screen, Elements(depth_formats),
+ depth_formats, consts->MaxSamples,
+ PIPE_BIND_SAMPLER_VIEW);
+
+ consts->MaxIntegerSamples =
+ get_max_samples_for_formats(screen, Elements(int_formats),
+ int_formats, consts->MaxSamples,
+ PIPE_BIND_SAMPLER_VIEW);
}
- if (ctx->Const.MaxSamples == 1) {
+ if (consts->MaxSamples == 1) {
/* one sample doesn't really make sense */
- ctx->Const.MaxSamples = 0;
+ consts->MaxSamples = 0;
}
- else if (ctx->Const.MaxSamples >= 2) {
- ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE;
+ else if (consts->MaxSamples >= 2) {
+ extensions->EXT_framebuffer_multisample = GL_TRUE;
+ extensions->EXT_framebuffer_multisample_blit_scaled = GL_TRUE;
}
- if (ctx->Const.MaxDualSourceDrawBuffers > 0)
- ctx->Extensions.ARB_blend_func_extended = GL_TRUE;
+ if (consts->MaxSamples == 0 && screen->get_param(screen, PIPE_CAP_FAKE_SW_MSAA)) {
+ consts->FakeSWMSAA = GL_TRUE;
+ extensions->EXT_framebuffer_multisample = GL_TRUE;
+ extensions->EXT_framebuffer_multisample_blit_scaled = GL_TRUE;
+ extensions->ARB_texture_multisample = GL_TRUE;
+ }
- st->has_time_elapsed =
- screen->get_param(screen, PIPE_CAP_QUERY_TIME_ELAPSED);
+ if (consts->MaxDualSourceDrawBuffers > 0 &&
+ !options->disable_blend_func_extended)
+ extensions->ARB_blend_func_extended = GL_TRUE;
- if (st->has_time_elapsed ||
- ctx->Extensions.ARB_timer_query) {
- ctx->Extensions.EXT_timer_query = GL_TRUE;
+ if (screen->get_param(screen, PIPE_CAP_QUERY_TIME_ELAPSED) ||
+ extensions->ARB_timer_query) {
+ extensions->EXT_timer_query = GL_TRUE;
}
- if (ctx->Extensions.ARB_transform_feedback2 &&
- ctx->Extensions.ARB_draw_instanced) {
- ctx->Extensions.ARB_transform_feedback_instanced = GL_TRUE;
+ if (extensions->ARB_transform_feedback2 &&
+ extensions->ARB_draw_instanced) {
+ extensions->ARB_transform_feedback_instanced = GL_TRUE;
}
- if (st->options.force_glsl_extensions_warn)
- ctx->Const.ForceGLSLExtensionsWarn = 1;
+ if (options->force_glsl_extensions_warn)
+ consts->ForceGLSLExtensionsWarn = 1;
- if (st->options.disable_glsl_line_continuations)
- ctx->Const.DisableGLSLLineContinuations = 1;
+ if (options->disable_glsl_line_continuations)
+ consts->DisableGLSLLineContinuations = 1;
- ctx->Const.MinMapBufferAlignment =
+ if (options->allow_glsl_extension_directive_midshader)
+ consts->AllowGLSLExtensionDirectiveMidShader = GL_TRUE;
+
+ consts->MinMapBufferAlignment =
screen->get_param(screen, PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT);
- if (ctx->Const.MinMapBufferAlignment >= 64) {
- ctx->Extensions.ARB_map_buffer_alignment = GL_TRUE;
- }
+
if (screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OBJECTS)) {
- ctx->Extensions.ARB_texture_buffer_object = GL_TRUE;
+ extensions->ARB_texture_buffer_object = GL_TRUE;
- ctx->Const.TextureBufferOffsetAlignment =
+ consts->MaxTextureBufferSize =
+ _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE),
+ (1u << 31) - 1);
+ consts->TextureBufferOffsetAlignment =
screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT);
- if (ctx->Const.TextureBufferOffsetAlignment)
- ctx->Extensions.ARB_texture_buffer_range = GL_TRUE;
+ if (consts->TextureBufferOffsetAlignment)
+ extensions->ARB_texture_buffer_range = GL_TRUE;
- init_format_extensions(st, tbo_rgb32, Elements(tbo_rgb32),
- PIPE_BUFFER, PIPE_BIND_SAMPLER_VIEW);
+ init_format_extensions(screen, extensions, tbo_rgb32,
+ Elements(tbo_rgb32), PIPE_BUFFER,
+ PIPE_BIND_SAMPLER_VIEW);
}
+ if (screen->get_param(screen, PIPE_CAP_MIXED_FRAMEBUFFER_SIZES)) {
+ 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
/* 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 (!extensions->EXT_transform_feedback)
+ consts->DisableVaryingPacking = GL_TRUE;
+ }
+
+ if (api == API_OPENGL_CORE) {
+ consts->MaxViewports = screen->get_param(screen, PIPE_CAP_MAX_VIEWPORTS);
+ if (consts->MaxViewports >= 16) {
+ consts->ViewportBounds.Min = -16384.0;
+ consts->ViewportBounds.Max = 16384.0;
+ extensions->ARB_viewport_array = GL_TRUE;
+ extensions->ARB_fragment_layer_viewport = GL_TRUE;
+ if (extensions->AMD_vertex_shader_layer)
+ extensions->AMD_vertex_shader_viewport_index = GL_TRUE;
+ }
+ }
+ if (consts->MaxProgramTextureGatherComponents > 0)
+ extensions->ARB_texture_gather = GL_TRUE;
+
+ /* GL_ARB_ES3_compatibility.
+ *
+ * Assume that ES3 is supported if GLSL 3.30 is supported.
+ * (OpenGL 3.3 is a requirement for that extension.)
+ */
+ if (consts->GLSLVersion >= 330 &&
+ /* Requirements for ETC2 emulation. */
+ screen->is_format_supported(screen, PIPE_FORMAT_R8G8B8A8_UNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_B8G8R8A8_SRGB,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R16_UNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R16G16_UNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R16_SNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R16G16_SNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW)) {
+ extensions->ARB_ES3_compatibility = GL_TRUE;
+ }
+
+ if (screen->get_video_param &&
+ screen->get_video_param(screen, PIPE_VIDEO_PROFILE_UNKNOWN,
+ PIPE_VIDEO_ENTRYPOINT_BITSTREAM,
+ PIPE_VIDEO_CAP_SUPPORTS_INTERLACED)) {
+ extensions->NV_vdpau_interop = GL_TRUE;
}
}