#include "main/context.h"
#include "main/macros.h"
#include "main/mfeatures.h"
+#include "main/version.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
c->MaxTextureRectSize
= _min(1 << (c->MaxTextureLevels - 1), MAX_TEXTURE_RECT_SIZE);
+ c->MaxArrayTextureLayers
+ = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS);
+
c->MaxTextureImageUnits
- = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS),
+ = _min(screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT,
+ PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS),
MAX_TEXTURE_IMAGE_UNITS);
c->MaxVertexTextureImageUnits
- = _min(screen->get_param(screen, PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS),
+ = _min(screen->get_shader_param(screen, PIPE_SHADER_VERTEX,
+ PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS),
MAX_VERTEX_TEXTURE_IMAGE_UNITS);
c->MaxCombinedTextureImageUnits
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->MaxViewportWidth =
+ c->MaxViewportHeight =
+ c->MaxRenderbufferSize = c->MaxTextureRectSize;
+
c->MaxDrawBuffers
= _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),
+ 0, MAX_DRAW_BUFFERS);
+
c->MaxLineWidth
- = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_LINE_WIDTH));
+ = _maxf(1.0f, screen->get_paramf(screen,
+ PIPE_CAPF_MAX_LINE_WIDTH));
c->MaxLineWidthAA
- = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_LINE_WIDTH_AA));
+ = _maxf(1.0f, screen->get_paramf(screen,
+ PIPE_CAPF_MAX_LINE_WIDTH_AA));
c->MaxPointSize
- = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_POINT_WIDTH));
+ = _maxf(1.0f, screen->get_paramf(screen,
+ PIPE_CAPF_MAX_POINT_WIDTH));
c->MaxPointSizeAA
- = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_POINT_WIDTH_AA));
+ = _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
*/
c->MinPointSizeAA = 0.0f;
c->MaxTextureMaxAnisotropy
- = _maxf(2.0f, screen->get_paramf(screen, PIPE_CAP_MAX_TEXTURE_ANISOTROPY));
+ = _maxf(2.0f, screen->get_paramf(screen,
+ PIPE_CAPF_MAX_TEXTURE_ANISOTROPY));
c->MaxTextureLodBias
- = screen->get_paramf(screen, PIPE_CAP_MAX_TEXTURE_LOD_BIAS);
+ = 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);
- /* Quads always follow GL provoking rules. */
- c->QuadsFollowProvokingVertexConvention = GL_FALSE;
+ 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 =
/* raise MaxParameters if native support is higher */
pc->MaxParameters = MAX2(pc->MaxParameters, pc->MaxNativeParameters);
+ /* Gallium doesn't really care about local vs. env parameters so use the
+ * same limits.
+ */
+ pc->MaxLocalParams = MIN2(pc->MaxParameters, MAX_PROGRAM_LOCAL_PARAMS);
+ pc->MaxEnvParams = MIN2(pc->MaxParameters, MAX_PROGRAM_ENV_PARAMS);
+
options->EmitNoNoise = TRUE;
/* TODO: make these more fine-grained if anyone needs it */
- options->EmitNoIfs = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH);
+ options->MaxIfDepth = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH);
options->EmitNoLoops = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH);
options->EmitNoFunctions = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_SUBROUTINES);
options->EmitNoMainReturn = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_SUBROUTINES);
if (options->EmitNoLoops)
options->MaxUnrollIterations = MIN2(screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS), 65536);
+ else
+ options->MaxUnrollIterations = 255; /* SM3 limit */
+ options->LowerClipDistance = true;
}
- /* PIPE_CAP_MAX_FS_INPUTS specifies the number of COLORn + GENERICn inputs
- * and is set in MaxNativeAttribs. It's always 2 colors + N generic
- * attributes. The GLSL compiler never uses COLORn for varyings, so we
- * subtract the 2 colors to get the maximum number of varyings (generic
- * attributes) supported by a driver. */
- c->MaxVarying = screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT, PIPE_SHADER_CAP_MAX_INPUTS) - 2;
+ /* 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);
- /* XXX we'll need a better query here someday */
- if (screen->get_param(screen, PIPE_CAP_GLSL)) {
- c->GLSLVersion = 120;
- }
+ 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->MaxTransformFeedbackBuffers =
+ screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS);
+ c->MaxTransformFeedbackBuffers = MIN2(c->MaxTransformFeedbackBuffers, MAX_FEEDBACK_BUFFERS);
+ c->MaxTransformFeedbackSeparateComponents =
+ 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->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);
}
return GL_FALSE;
}
+/**
+ * Given a member \c x of struct gl_extensions, return offset of
+ * \c x in bytes.
+ */
+#define o(x) offsetof(struct gl_extensions, x)
+
+
+struct st_extension_cap_mapping {
+ int extension_offset;
+ int cap;
+};
+
+struct st_extension_format_mapping {
+ int extension_offset[2];
+ enum pipe_format format[8];
+
+ /* If TRUE, at least one format must be supported for the extensions to be
+ * advertised. If FALSE, all the formats must be supported. */
+ GLboolean need_at_least_one;
+};
+
+/**
+ * Enable extensions if certain pipe formats are supported by the driver.
+ * What extensions will be enabled and what formats must be supported is
+ * described by the array of st_extension_format_mapping.
+ *
+ * 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)
+{
+ struct pipe_screen *screen = st->pipe->screen;
+ GLboolean *extensions = (GLboolean *) &st->ctx->Extensions;
+ unsigned i;
+ int j;
+ int num_formats = Elements(mapping->format);
+ int num_ext = Elements(mapping->extension_offset);
+
+ for (i = 0; i < num_mappings; i++) {
+ int num_supported = 0;
+
+ /* Examine each format in the list. */
+ for (j = 0; j < num_formats && mapping[i].format[j]; j++) {
+ if (screen->is_format_supported(screen, mapping[i].format[j],
+ target, 0, bind_flags)) {
+ num_supported++;
+ }
+ }
+
+ if (!num_supported ||
+ (!mapping[i].need_at_least_one && num_supported != j)) {
+ continue;
+ }
+
+ /* 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;
+ }
+}
/**
* Use pipe_screen::get_param() to query PIPE_CAP_ values to determine
{
struct pipe_screen *screen = st->pipe->screen;
struct gl_context *ctx = st->ctx;
+ int i, glsl_feature_level;
+ GLboolean *extensions = (GLboolean *) &ctx->Extensions;
+
+ static const struct st_extension_cap_mapping cap_mapping[] = {
+ { o(ARB_base_instance), PIPE_CAP_START_INSTANCE },
+ { 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_draw_instanced), PIPE_CAP_TGSI_INSTANCEID },
+ { o(ARB_fragment_program_shadow), PIPE_CAP_TEXTURE_SHADOW_MAP },
+ { o(ARB_instanced_arrays), PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR },
+ { o(ARB_occlusion_query), PIPE_CAP_OCCLUSION_QUERY },
+ { o(ARB_occlusion_query2), PIPE_CAP_OCCLUSION_QUERY },
+ { o(ARB_point_sprite), PIPE_CAP_POINT_SPRITE },
+ { o(ARB_seamless_cube_map), PIPE_CAP_SEAMLESS_CUBE_MAP },
+ { 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_non_power_of_two), PIPE_CAP_NPOT_TEXTURES },
+ { 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 },
+ { o(ATI_separate_stencil), PIPE_CAP_TWO_SIDED_STENCIL },
+ { o(ATI_texture_mirror_once), PIPE_CAP_TEXTURE_MIRROR_CLAMP },
+ { o(NV_conditional_render), PIPE_CAP_CONDITIONAL_RENDER },
+ { 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 }
+ };
+
+ /* Required: render target and sampler support */
+ static const struct st_extension_format_mapping rendertarget_mapping[] = {
+ { { o(ARB_texture_float) },
+ { PIPE_FORMAT_R32G32B32A32_FLOAT,
+ PIPE_FORMAT_R16G16B16A16_FLOAT } },
+
+ { { o(ARB_texture_rgb10_a2ui) },
+ { PIPE_FORMAT_B10G10R10A2_UINT } },
+
+ { { o(EXT_framebuffer_sRGB) },
+ { PIPE_FORMAT_A8B8G8R8_SRGB,
+ PIPE_FORMAT_B8G8R8A8_SRGB },
+ GL_TRUE }, /* at least one format must be supported */
+
+ { { o(EXT_packed_float) },
+ { PIPE_FORMAT_R11G11B10_FLOAT } },
+
+ { { o(EXT_texture_integer) },
+ { PIPE_FORMAT_R32G32B32A32_UINT,
+ PIPE_FORMAT_R32G32B32A32_SINT } },
+ };
+
+ /* Required: depth stencil and sampler support */
+ static const struct st_extension_format_mapping depthstencil_mapping[] = {
+ { { 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 */
+ static const struct st_extension_format_mapping texture_mapping[] = {
+ { { o(ARB_texture_compression_rgtc) },
+ { PIPE_FORMAT_RGTC1_UNORM,
+ PIPE_FORMAT_RGTC1_SNORM,
+ 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,
+ PIPE_FORMAT_LATC2_UNORM,
+ PIPE_FORMAT_LATC2_SNORM } },
+
+ { { o(EXT_texture_compression_s3tc),
+ o(S3_s3tc) },
+ { PIPE_FORMAT_DXT1_RGB,
+ PIPE_FORMAT_DXT1_RGBA,
+ PIPE_FORMAT_DXT3_RGBA,
+ PIPE_FORMAT_DXT5_RGBA } },
+
+ { { o(EXT_texture_shared_exponent) },
+ { PIPE_FORMAT_R9G9B9E5_FLOAT } },
+
+ { { o(EXT_texture_snorm) },
+ { PIPE_FORMAT_R8G8B8A8_SNORM } },
+
+ { { o(EXT_texture_sRGB),
+ o(EXT_texture_sRGB_decode) },
+ { PIPE_FORMAT_A8B8G8R8_SRGB,
+ PIPE_FORMAT_B8G8R8A8_SRGB },
+ GL_TRUE }, /* at least one format must be supported */
+
+ { { o(ATI_texture_compression_3dc) },
+ { PIPE_FORMAT_LATC2_UNORM } },
+
+ { { o(MESA_ycbcr_texture) },
+ { PIPE_FORMAT_UYVY,
+ PIPE_FORMAT_YUYV },
+ GL_TRUE }, /* at least one format must be supported */
+
+ { { o(OES_compressed_ETC1_RGB8_texture) },
+ { PIPE_FORMAT_ETC1_RGB8 } },
+ };
+
+ /* Required: vertex fetch support. */
+ static const struct st_extension_format_mapping vertex_mapping[] = {
+ { { o(ARB_vertex_type_2_10_10_10_rev) },
+ { PIPE_FORMAT_R10G10B10A2_UNORM,
+ PIPE_FORMAT_B10G10R10A2_UNORM,
+ PIPE_FORMAT_R10G10B10A2_SNORM,
+ PIPE_FORMAT_B10G10R10A2_SNORM,
+ PIPE_FORMAT_R10G10B10A2_USCALED,
+ PIPE_FORMAT_B10G10R10A2_USCALED,
+ PIPE_FORMAT_R10G10B10A2_SSCALED,
+ PIPE_FORMAT_B10G10R10A2_SSCALED } },
+ };
/*
* Extensions that are supported by all Gallium drivers:
*/
- ctx->Extensions.ARB_copy_buffer = GL_TRUE;
+ 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_map_buffer_range = GL_TRUE;
- ctx->Extensions.ARB_multisample = GL_TRUE;
- ctx->Extensions.ARB_sampler_objects = 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_compression = GL_TRUE;
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_vertex_array_object = GL_TRUE;
- ctx->Extensions.ARB_vertex_buffer_object = GL_TRUE;
+ ctx->Extensions.ARB_texture_storage = GL_TRUE;
ctx->Extensions.ARB_vertex_program = GL_TRUE;
- ctx->Extensions.ARB_window_pos = 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_logic_op = GL_TRUE;
ctx->Extensions.EXT_blend_minmax = GL_TRUE;
- ctx->Extensions.EXT_blend_subtract = 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_multi_draw_arrays = 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_stencil_wrap = GL_TRUE;
- ctx->Extensions.EXT_texture_env_add = GL_TRUE;
- ctx->Extensions.EXT_texture_env_combine = GL_TRUE;
+ ctx->Extensions.EXT_separate_shader_objects = GL_TRUE;
ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE;
- ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE;
- if (ctx->API == API_OPENGLES || ctx->API == API_OPENGLES2)
- ctx->Extensions.EXT_texture_format_BGRA8888 = GL_TRUE;
-
- ctx->Extensions.APPLE_vertex_array_object = 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_texgen_reflection = GL_TRUE;
+ ctx->Extensions.NV_fog_distance = 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
-#if FEATURE_OES_EGL_image
ctx->Extensions.OES_EGL_image = GL_TRUE;
-#endif
-#if FEATURE_OES_draw_texture
+ if (ctx->API != API_OPENGL_COMPAT)
+ ctx->Extensions.OES_EGL_image_external = GL_TRUE;
ctx->Extensions.OES_draw_texture = GL_TRUE;
-#endif
-
- ctx->Extensions.SGIS_generate_mipmap = GL_TRUE;
-
- /*
- * Extensions that depend on the driver/hardware:
- */
- if (screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS) > 0) {
- ctx->Extensions.ARB_draw_buffers = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_TEXTURE_SWIZZLE) > 0) {
- ctx->Extensions.EXT_texture_swizzle = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_GLSL)) {
- ctx->Extensions.ARB_fragment_shader = GL_TRUE;
- ctx->Extensions.ARB_vertex_shader = GL_TRUE;
- ctx->Extensions.ARB_shader_objects = GL_TRUE;
- ctx->Extensions.ARB_shading_language_100 = GL_TRUE;
- ctx->Extensions.ARB_explicit_attrib_location = GL_TRUE;
- ctx->Extensions.EXT_separate_shader_objects = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_TEXTURE_MIRROR_REPEAT) > 0) {
- ctx->Extensions.ARB_texture_mirrored_repeat = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_BLEND_EQUATION_SEPARATE)) {
- ctx->Extensions.EXT_blend_equation_separate = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_TEXTURE_MIRROR_CLAMP) > 0) {
- ctx->Extensions.EXT_texture_mirror_clamp = GL_TRUE;
- ctx->Extensions.ATI_texture_mirror_once = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_NPOT_TEXTURES)) {
- ctx->Extensions.ARB_texture_non_power_of_two = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS) > 1) {
- ctx->Extensions.ARB_multitexture = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) {
- ctx->Extensions.ATI_separate_stencil = GL_TRUE;
- ctx->Extensions.EXT_stencil_two_side = GL_TRUE;
- }
- if (screen->get_param(screen, PIPE_CAP_ANISOTROPIC_FILTER)) {
- ctx->Extensions.EXT_texture_filter_anisotropic = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_POINT_SPRITE)) {
- ctx->Extensions.ARB_point_sprite = GL_TRUE;
- /* GL_NV_point_sprite is not supported by gallium because we don't
- * support the GL_POINT_SPRITE_R_MODE_NV option.
- */
- }
-
- if (screen->get_param(screen, PIPE_CAP_OCCLUSION_QUERY)) {
- ctx->Extensions.ARB_occlusion_query = GL_TRUE;
- ctx->Extensions.ARB_occlusion_query2 = GL_TRUE;
- }
- if (screen->get_param(screen, PIPE_CAP_TIMER_QUERY)) {
- ctx->Extensions.EXT_timer_query = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_TEXTURE_SHADOW_MAP)) {
- ctx->Extensions.ARB_depth_texture = GL_TRUE;
- ctx->Extensions.ARB_fragment_program_shadow = GL_TRUE;
- ctx->Extensions.ARB_shadow = GL_TRUE;
- ctx->Extensions.EXT_shadow_funcs = GL_TRUE;
- /*ctx->Extensions.ARB_shadow_ambient = GL_TRUE;*/
- }
-
- /* GL_EXT_packed_depth_stencil requires both the ability to render to
- * a depth/stencil buffer and texture from depth/stencil source.
- */
- if (screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_DEPTH_STENCIL) &&
- screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE;
- }
- else if (screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_DEPTH_STENCIL) &&
- screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE;
- }
-
- /* float support - assume nothing exclusively supports 64-bit floats */
- if (screen->is_format_supported(screen, PIPE_FORMAT_R32G32B32A32_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW |
- PIPE_BIND_RENDER_TARGET) &&
- screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW |
- PIPE_BIND_RENDER_TARGET)) {
- ctx->Extensions.ARB_texture_float = GL_TRUE;
- }
-
- /* sRGB support */
- if (screen->is_format_supported(screen, PIPE_FORMAT_A8B8G8R8_SRGB,
- 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)) {
- ctx->Extensions.EXT_texture_sRGB = GL_TRUE;
- ctx->Extensions.EXT_texture_sRGB_decode = GL_TRUE;
- if (screen->is_format_supported(screen, PIPE_FORMAT_A8B8G8R8_SRGB,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET) ||
- screen->is_format_supported(screen, PIPE_FORMAT_B8G8R8A8_SRGB,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET)) {
- ctx->Extensions.EXT_framebuffer_sRGB = GL_TRUE;
- ctx->Const.sRGBCapable = 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;
}
}
- if (screen->is_format_supported(screen, PIPE_FORMAT_R8G8_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.ARB_texture_rg = GL_TRUE;
- }
-
- /* s3tc support */
- if (screen->is_format_supported(screen, PIPE_FORMAT_DXT5_RGBA,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) &&
- (ctx->Mesa_DXTn || st_get_s3tc_override())) {
- ctx->Extensions.EXT_texture_compression_s3tc = GL_TRUE;
- ctx->Extensions.S3_s3tc = GL_TRUE;
- }
-
- if (screen->is_format_supported(screen, PIPE_FORMAT_RGTC1_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) &&
- screen->is_format_supported(screen, PIPE_FORMAT_RGTC1_SNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) &&
- screen->is_format_supported(screen, PIPE_FORMAT_RGTC2_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) &&
- screen->is_format_supported(screen, PIPE_FORMAT_RGTC2_SNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)
- ) {
- ctx->Extensions.ARB_texture_compression_rgtc = GL_TRUE;
- }
-
- if (screen->is_format_supported(screen, PIPE_FORMAT_LATC1_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) &&
- screen->is_format_supported(screen, PIPE_FORMAT_LATC1_SNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) &&
- screen->is_format_supported(screen, PIPE_FORMAT_LATC2_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) &&
- screen->is_format_supported(screen, PIPE_FORMAT_LATC2_SNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.EXT_texture_compression_latc = GL_TRUE;
- }
-
- if (screen->is_format_supported(screen, PIPE_FORMAT_LATC2_UNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.ATI_texture_compression_3dc = GL_TRUE;
- }
-
- if (screen->is_format_supported(screen, PIPE_FORMAT_R8G8B8A8_SNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.EXT_texture_snorm = GL_TRUE;
- }
-
- /* ycbcr support */
- if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW) ||
- screen->is_format_supported(screen, PIPE_FORMAT_YUYV,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.MESA_ycbcr_texture = GL_TRUE;
- }
-
- /* GL_EXT_texture_array */
- if (screen->get_param(screen, PIPE_CAP_ARRAY_TEXTURES)) {
- ctx->Extensions.EXT_texture_array = GL_TRUE;
- ctx->Extensions.MESA_texture_array = GL_TRUE;
- }
-
- /* GL_ARB_framebuffer_object */
- if (ctx->Extensions.EXT_packed_depth_stencil) {
- /* we support always support GL_EXT_framebuffer_blit */
- ctx->Extensions.ARB_framebuffer_object = GL_TRUE;
- }
-
- if (st->pipe->render_condition) {
- ctx->Extensions.NV_conditional_render = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_INDEP_BLEND_ENABLE)) {
- ctx->Extensions.EXT_draw_buffers2 = GL_TRUE;
- }
-
- if (screen->get_param(screen, PIPE_CAP_INDEP_BLEND_FUNC)) {
- ctx->Extensions.ARB_draw_buffers_blend = GL_TRUE;
+ /* Expose the extensions which directly correspond to gallium formats. */
+ init_format_extensions(st, rendertarget_mapping,
+ Elements(rendertarget_mapping), PIPE_TEXTURE_2D,
+ PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW);
+ init_format_extensions(st, 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);
+
+ /* Figure out GLSL support. */
+ glsl_feature_level = screen->get_param(screen, PIPE_CAP_GLSL_FEATURE_LEVEL);
+
+ if (glsl_feature_level >= 140) {
+ if (ctx->API == API_OPENGL_CORE)
+ ctx->Const.GLSLVersion = 140;
+ else
+ ctx->Const.GLSLVersion = 130;
+ } else if (glsl_feature_level >= 130) {
+ ctx->Const.GLSLVersion = 130;
+ } else {
+ ctx->Const.GLSLVersion = 120;
+ }
+
+ _mesa_override_glsl_version(st->ctx);
+
+ if (ctx->Const.GLSLVersion >= 130) {
+ ctx->Const.NativeIntegers = GL_TRUE;
+ ctx->Const.MaxClipPlanes = 8;
+
+ /* Extensions that only depend on GLSL 1.3. */
+ ctx->Extensions.ARB_conservative_depth = GL_TRUE;
+ ctx->Extensions.ARB_shader_bit_encoding = 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;
+ }
}
- /* GL_ARB_half_float_vertex */
- if (screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_FLOAT,
- PIPE_BUFFER, 0,
- PIPE_BIND_VERTEX_BUFFER)) {
- ctx->Extensions.ARB_half_float_vertex = GL_TRUE;
- }
+ /* Below are the cases which cannot be moved into tables easily. */
- if (screen->is_format_supported(screen, PIPE_FORMAT_R32G32B32A32_FIXED,
- PIPE_BUFFER, 0,
- PIPE_BIND_VERTEX_BUFFER)) {
- ctx->Extensions.ARB_ES2_compatibility = GL_TRUE;
+ if (!ctx->Mesa_DXTn && !st_get_s3tc_override()) {
+ ctx->Extensions.EXT_texture_compression_s3tc = GL_FALSE;
+ ctx->Extensions.S3_s3tc = GL_FALSE;
}
- if (screen->get_shader_param(screen, PIPE_SHADER_GEOMETRY, PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
+ 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;
#endif
}
- if (screen->get_param(screen, PIPE_CAP_PRIMITIVE_RESTART)) {
- ctx->Extensions.NV_primitive_restart = GL_TRUE;
+ ctx->Extensions.NV_primitive_restart = GL_TRUE;
+ if (!screen->get_param(screen, PIPE_CAP_PRIMITIVE_RESTART)) {
+ ctx->Const.PrimitiveRestartInSoftware = GL_TRUE;
}
- if (screen->get_param(screen, PIPE_CAP_DEPTH_CLAMP)) {
- ctx->Extensions.ARB_depth_clamp = GL_TRUE;
- }
-
- /* This extension does not actually require support of floating point
- * render targets, just clamping controls.
- * Advertise this extension if either fragment color clamping is supported
- * or no render targets having color values outside of the range [0, 1]
- * are supported, in which case the fragment color clamping has no effect
- * on rendering.
- */
- if (screen->get_param(screen, PIPE_CAP_FRAGMENT_COLOR_CLAMP_CONTROL) ||
- (!screen->is_format_supported(screen, PIPE_FORMAT_R8G8B8A8_SNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET) &&
- !screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_SNORM,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET) &&
- !screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET) &&
- !screen->is_format_supported(screen, PIPE_FORMAT_R32G32B32A32_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET) &&
- !screen->is_format_supported(screen, PIPE_FORMAT_R11G11B10_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET) &&
- !screen->is_format_supported(screen, PIPE_FORMAT_R9G9B9E5_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET))) {
+ 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_SHADER_STENCIL_EXPORT)) {
- ctx->Extensions.ARB_shader_stencil_export = 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_TGSI_INSTANCEID)) {
- ctx->Extensions.ARB_draw_instanced = GL_TRUE;
- }
- if (screen->get_param(screen, PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR)) {
- ctx->Extensions.ARB_instanced_arrays = GL_TRUE;
+ if (!screen->get_param(screen, PIPE_CAP_FRAGMENT_COLOR_CLAMPED)) {
+ st->clamp_frag_color_in_shader = TRUE;
+ }
}
if (screen->fence_finish) {
ctx->Extensions.ARB_sync = GL_TRUE;
}
- if (st->pipe->texture_barrier) {
- ctx->Extensions.NV_texture_barrier = GL_TRUE;
- }
-
- if (screen->is_format_supported(screen, PIPE_FORMAT_R9G9B9E5_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.EXT_texture_shared_exponent = GL_TRUE;
+ /* 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)) {
+ ctx->Const.MaxSamples = i;
+ break;
+ }
}
- if (screen->is_format_supported(screen, PIPE_FORMAT_R11G11B10_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET |
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.EXT_packed_float = GL_TRUE;
- }
+ if (ctx->Const.MaxDualSourceDrawBuffers > 0)
+ ctx->Extensions.ARB_blend_func_extended = GL_TRUE;
- if (screen->get_param(screen, PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE)) {
- ctx->Extensions.ARB_seamless_cube_map = GL_TRUE;
- ctx->Extensions.AMD_seamless_cubemap_per_texture = GL_TRUE;
- }
- else if (screen->get_param(screen, PIPE_CAP_SEAMLESS_CUBE_MAP)) {
- ctx->Extensions.ARB_seamless_cube_map = 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;
}
- if (screen->get_param(screen, PIPE_CAP_SM3)) {
- ctx->Extensions.ARB_shader_texture_lod = GL_TRUE;
+ if (ctx->Extensions.ARB_transform_feedback2 &&
+ ctx->Extensions.ARB_draw_instanced) {
+ ctx->Extensions.ARB_transform_feedback_instanced = GL_TRUE;
}
+ if (st->options.force_glsl_extensions_warn)
+ ctx->Const.ForceGLSLExtensionsWarn = 1;
- if (screen->is_format_supported(screen, PIPE_FORMAT_Z32_FLOAT,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_DEPTH_STENCIL |
- PIPE_BIND_SAMPLER_VIEW) &&
- screen->is_format_supported(screen, PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED,
- PIPE_TEXTURE_2D, 0,
- PIPE_BIND_DEPTH_STENCIL |
- PIPE_BIND_SAMPLER_VIEW)) {
- ctx->Extensions.ARB_depth_buffer_float = GL_TRUE;
+ ctx->Const.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;
}