#include "ir.h"
#include "glsl_parser_extras.h"
#include "glsl_symbol_table.h"
-#include "builtin_variables.h"
+#include "main/core.h"
#include "main/uniforms.h"
#include "program/prog_parameter.h"
#include "program/prog_statevars.h"
struct _mesa_glsl_parse_state *,
bool, _mesa_glsl_parser_targets);
+struct builtin_variable {
+ enum ir_variable_mode mode;
+ int slot;
+ const char *type;
+ const char *name;
+};
+
+static const builtin_variable builtin_core_vs_variables[] = {
+ { ir_var_out, VERT_RESULT_HPOS, "vec4", "gl_Position" },
+ { ir_var_out, VERT_RESULT_PSIZ, "float", "gl_PointSize" },
+};
+
+static const builtin_variable builtin_core_fs_variables[] = {
+ { ir_var_in, FRAG_ATTRIB_WPOS, "vec4", "gl_FragCoord" },
+ { ir_var_in, FRAG_ATTRIB_FACE, "bool", "gl_FrontFacing" },
+ { ir_var_out, FRAG_RESULT_COLOR, "vec4", "gl_FragColor" },
+};
+
+static const builtin_variable builtin_100ES_fs_variables[] = {
+ { ir_var_in, FRAG_ATTRIB_PNTC, "vec2", "gl_PointCoord" },
+};
+
+static const builtin_variable builtin_110_fs_variables[] = {
+ { ir_var_out, FRAG_RESULT_DEPTH, "float", "gl_FragDepth" },
+};
+
+static const builtin_variable builtin_110_deprecated_fs_variables[] = {
+ { ir_var_in, FRAG_ATTRIB_COL0, "vec4", "gl_Color" },
+ { ir_var_in, FRAG_ATTRIB_COL1, "vec4", "gl_SecondaryColor" },
+ { ir_var_in, FRAG_ATTRIB_FOGC, "float", "gl_FogFragCoord" },
+};
+
+static const builtin_variable builtin_110_deprecated_vs_variables[] = {
+ { ir_var_in, VERT_ATTRIB_POS, "vec4", "gl_Vertex" },
+ { ir_var_in, VERT_ATTRIB_NORMAL, "vec3", "gl_Normal" },
+ { ir_var_in, VERT_ATTRIB_COLOR0, "vec4", "gl_Color" },
+ { ir_var_in, VERT_ATTRIB_COLOR1, "vec4", "gl_SecondaryColor" },
+ { ir_var_in, VERT_ATTRIB_TEX0, "vec4", "gl_MultiTexCoord0" },
+ { ir_var_in, VERT_ATTRIB_TEX1, "vec4", "gl_MultiTexCoord1" },
+ { ir_var_in, VERT_ATTRIB_TEX2, "vec4", "gl_MultiTexCoord2" },
+ { ir_var_in, VERT_ATTRIB_TEX3, "vec4", "gl_MultiTexCoord3" },
+ { ir_var_in, VERT_ATTRIB_TEX4, "vec4", "gl_MultiTexCoord4" },
+ { ir_var_in, VERT_ATTRIB_TEX5, "vec4", "gl_MultiTexCoord5" },
+ { ir_var_in, VERT_ATTRIB_TEX6, "vec4", "gl_MultiTexCoord6" },
+ { ir_var_in, VERT_ATTRIB_TEX7, "vec4", "gl_MultiTexCoord7" },
+ { ir_var_in, VERT_ATTRIB_FOG, "float", "gl_FogCoord" },
+ { ir_var_out, VERT_RESULT_CLIP_VERTEX, "vec4", "gl_ClipVertex" },
+ { ir_var_out, VERT_RESULT_COL0, "vec4", "gl_FrontColor" },
+ { ir_var_out, VERT_RESULT_BFC0, "vec4", "gl_BackColor" },
+ { ir_var_out, VERT_RESULT_COL1, "vec4", "gl_FrontSecondaryColor" },
+ { ir_var_out, VERT_RESULT_BFC1, "vec4", "gl_BackSecondaryColor" },
+ { ir_var_out, VERT_RESULT_FOGC, "float", "gl_FogFragCoord" },
+};
+
+static const builtin_variable builtin_120_fs_variables[] = {
+ { ir_var_in, FRAG_ATTRIB_PNTC, "vec2", "gl_PointCoord" },
+};
+
+static const builtin_variable builtin_130_vs_variables[] = {
+ { ir_var_system_value, SYSTEM_VALUE_VERTEX_ID, "int", "gl_VertexID" },
+};
+
+static const builtin_variable builtin_110_deprecated_uniforms[] = {
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewMatrix" },
+ { ir_var_uniform, -1, "mat4", "gl_ProjectionMatrix" },
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewProjectionMatrix" },
+ { ir_var_uniform, -1, "mat3", "gl_NormalMatrix" },
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewMatrixInverse" },
+ { ir_var_uniform, -1, "mat4", "gl_ProjectionMatrixInverse" },
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewProjectionMatrixInverse" },
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewMatrixTranspose" },
+ { ir_var_uniform, -1, "mat4", "gl_ProjectionMatrixTranspose" },
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewProjectionMatrixTranspose" },
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewMatrixInverseTranspose" },
+ { ir_var_uniform, -1, "mat4", "gl_ProjectionMatrixInverseTranspose" },
+ { ir_var_uniform, -1, "mat4", "gl_ModelViewProjectionMatrixInverseTranspose" },
+ { ir_var_uniform, -1, "float", "gl_NormalScale" },
+ { ir_var_uniform, -1, "gl_LightModelParameters", "gl_LightModel"},
+
+ /* Mesa-internal ATI_envmap_bumpmap state. */
+ { ir_var_uniform, -1, "vec2", "gl_BumpRotMatrix0MESA"},
+ { ir_var_uniform, -1, "vec2", "gl_BumpRotMatrix1MESA"},
+ { ir_var_uniform, -1, "vec4", "gl_FogParamsOptimizedMESA"},
+};
+
static struct gl_builtin_uniform_element gl_DepthRange_elements[] = {
{"near", {STATE_DEPTH_RANGE, 0, 0}, SWIZZLE_XXXX},
{"far", {STATE_DEPTH_RANGE, 0, 0}, SWIZZLE_YYYY},
#define STATEVAR(name) {#name, name ## _elements, Elements(name ## _elements)}
-const struct gl_builtin_uniform_desc _mesa_builtin_uniform_desc[] = {
+static const struct gl_builtin_uniform_desc _mesa_builtin_uniform_desc[] = {
STATEVAR(gl_DepthRange),
STATEVAR(gl_ClipPlane),
STATEVAR(gl_Point),
var->location = slot;
var->explicit_location = (slot >= 0);
+ var->explicit_index = 0;
/* Once the variable is created an initialized, add it to the symbol table
* and add the declaration to the IR stream.
static void
generate_110_uniforms(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
+ struct _mesa_glsl_parse_state *state,
+ bool add_deprecated)
{
glsl_symbol_table *const symtab = state->symbols;
- for (unsigned i = 0
- ; i < Elements(builtin_110_deprecated_uniforms)
- ; i++) {
- add_builtin_variable(instructions, symtab,
- & builtin_110_deprecated_uniforms[i]);
+ if (add_deprecated) {
+ for (unsigned i = 0
+ ; i < Elements(builtin_110_deprecated_uniforms)
+ ; i++) {
+ add_builtin_variable(instructions, symtab,
+ & builtin_110_deprecated_uniforms[i]);
+ }
}
- add_builtin_constant(instructions, symtab, "gl_MaxLights",
- state->Const.MaxLights);
- add_builtin_constant(instructions, symtab, "gl_MaxClipPlanes",
- state->Const.MaxClipPlanes);
- add_builtin_constant(instructions, symtab, "gl_MaxTextureUnits",
- state->Const.MaxTextureUnits);
- add_builtin_constant(instructions, symtab, "gl_MaxTextureCoords",
- state->Const.MaxTextureCoords);
+ if (add_deprecated) {
+ add_builtin_constant(instructions, symtab, "gl_MaxLights",
+ state->Const.MaxLights);
+ add_builtin_constant(instructions, symtab, "gl_MaxClipPlanes",
+ state->Const.MaxClipPlanes);
+ add_builtin_constant(instructions, symtab, "gl_MaxTextureUnits",
+ state->Const.MaxTextureUnits);
+ add_builtin_constant(instructions, symtab, "gl_MaxTextureCoords",
+ state->Const.MaxTextureCoords);
+ }
add_builtin_constant(instructions, symtab, "gl_MaxVertexAttribs",
state->Const.MaxVertexAttribs);
add_builtin_constant(instructions, symtab, "gl_MaxVertexUniformComponents",
add_builtin_constant(instructions, symtab, "gl_MaxFragmentUniformComponents",
state->Const.MaxFragmentUniformComponents);
- const glsl_type *const mat4_array_type =
- glsl_type::get_array_instance(glsl_type::mat4_type,
- state->Const.MaxTextureCoords);
+ if (add_deprecated) {
+ const glsl_type *const mat4_array_type =
+ glsl_type::get_array_instance(glsl_type::mat4_type,
+ state->Const.MaxTextureCoords);
- add_uniform(instructions, symtab, "gl_TextureMatrix", mat4_array_type);
- add_uniform(instructions, symtab, "gl_TextureMatrixInverse", mat4_array_type);
- add_uniform(instructions, symtab, "gl_TextureMatrixTranspose", mat4_array_type);
- add_uniform(instructions, symtab, "gl_TextureMatrixInverseTranspose", mat4_array_type);
+ add_uniform(instructions, symtab, "gl_TextureMatrix", mat4_array_type);
+ add_uniform(instructions, symtab, "gl_TextureMatrixInverse", mat4_array_type);
+ add_uniform(instructions, symtab, "gl_TextureMatrixTranspose", mat4_array_type);
+ add_uniform(instructions, symtab, "gl_TextureMatrixInverseTranspose", mat4_array_type);
+ }
add_uniform(instructions, symtab, "gl_DepthRange",
symtab->get_type("gl_DepthRangeParameters"));
- add_uniform(instructions, symtab, "gl_ClipPlane",
- glsl_type::get_array_instance(glsl_type::vec4_type,
- state->Const.MaxClipPlanes));
- add_uniform(instructions, symtab, "gl_Point",
- symtab->get_type("gl_PointParameters"));
-
- const glsl_type *const material_parameters_type =
- symtab->get_type("gl_MaterialParameters");
- add_uniform(instructions, symtab, "gl_FrontMaterial", material_parameters_type);
- add_uniform(instructions, symtab, "gl_BackMaterial", material_parameters_type);
-
- const glsl_type *const light_source_array_type =
- glsl_type::get_array_instance(symtab->get_type("gl_LightSourceParameters"), state->Const.MaxLights);
-
- add_uniform(instructions, symtab, "gl_LightSource", light_source_array_type);
-
- const glsl_type *const light_model_products_type =
- symtab->get_type("gl_LightModelProducts");
- add_uniform(instructions, symtab, "gl_FrontLightModelProduct",
- light_model_products_type);
- add_uniform(instructions, symtab, "gl_BackLightModelProduct",
- light_model_products_type);
-
- const glsl_type *const light_products_type =
- glsl_type::get_array_instance(symtab->get_type("gl_LightProducts"),
- state->Const.MaxLights);
- add_uniform(instructions, symtab, "gl_FrontLightProduct", light_products_type);
- add_uniform(instructions, symtab, "gl_BackLightProduct", light_products_type);
-
- add_uniform(instructions, symtab, "gl_TextureEnvColor",
- glsl_type::get_array_instance(glsl_type::vec4_type,
- state->Const.MaxTextureUnits));
-
- const glsl_type *const texcoords_vec4 =
- glsl_type::get_array_instance(glsl_type::vec4_type,
- state->Const.MaxTextureCoords);
- add_uniform(instructions, symtab, "gl_EyePlaneS", texcoords_vec4);
- add_uniform(instructions, symtab, "gl_EyePlaneT", texcoords_vec4);
- add_uniform(instructions, symtab, "gl_EyePlaneR", texcoords_vec4);
- add_uniform(instructions, symtab, "gl_EyePlaneQ", texcoords_vec4);
- add_uniform(instructions, symtab, "gl_ObjectPlaneS", texcoords_vec4);
- add_uniform(instructions, symtab, "gl_ObjectPlaneT", texcoords_vec4);
- add_uniform(instructions, symtab, "gl_ObjectPlaneR", texcoords_vec4);
- add_uniform(instructions, symtab, "gl_ObjectPlaneQ", texcoords_vec4);
-
- add_uniform(instructions, symtab, "gl_Fog",
- symtab->get_type("gl_FogParameters"));
+ if (add_deprecated) {
+ add_uniform(instructions, symtab, "gl_ClipPlane",
+ glsl_type::get_array_instance(glsl_type::vec4_type,
+ state->Const.MaxClipPlanes));
+ add_uniform(instructions, symtab, "gl_Point",
+ symtab->get_type("gl_PointParameters"));
+
+ const glsl_type *const material_parameters_type =
+ symtab->get_type("gl_MaterialParameters");
+ add_uniform(instructions, symtab, "gl_FrontMaterial", material_parameters_type);
+ add_uniform(instructions, symtab, "gl_BackMaterial", material_parameters_type);
+
+ const glsl_type *const light_source_array_type =
+ glsl_type::get_array_instance(symtab->get_type("gl_LightSourceParameters"), state->Const.MaxLights);
+
+ add_uniform(instructions, symtab, "gl_LightSource", light_source_array_type);
+
+ const glsl_type *const light_model_products_type =
+ symtab->get_type("gl_LightModelProducts");
+ add_uniform(instructions, symtab, "gl_FrontLightModelProduct",
+ light_model_products_type);
+ add_uniform(instructions, symtab, "gl_BackLightModelProduct",
+ light_model_products_type);
+
+ const glsl_type *const light_products_type =
+ glsl_type::get_array_instance(symtab->get_type("gl_LightProducts"),
+ state->Const.MaxLights);
+ add_uniform(instructions, symtab, "gl_FrontLightProduct", light_products_type);
+ add_uniform(instructions, symtab, "gl_BackLightProduct", light_products_type);
+
+ add_uniform(instructions, symtab, "gl_TextureEnvColor",
+ glsl_type::get_array_instance(glsl_type::vec4_type,
+ state->Const.MaxTextureUnits));
+
+ const glsl_type *const texcoords_vec4 =
+ glsl_type::get_array_instance(glsl_type::vec4_type,
+ state->Const.MaxTextureCoords);
+ add_uniform(instructions, symtab, "gl_EyePlaneS", texcoords_vec4);
+ add_uniform(instructions, symtab, "gl_EyePlaneT", texcoords_vec4);
+ add_uniform(instructions, symtab, "gl_EyePlaneR", texcoords_vec4);
+ add_uniform(instructions, symtab, "gl_EyePlaneQ", texcoords_vec4);
+ add_uniform(instructions, symtab, "gl_ObjectPlaneS", texcoords_vec4);
+ add_uniform(instructions, symtab, "gl_ObjectPlaneT", texcoords_vec4);
+ add_uniform(instructions, symtab, "gl_ObjectPlaneR", texcoords_vec4);
+ add_uniform(instructions, symtab, "gl_ObjectPlaneQ", texcoords_vec4);
+
+ add_uniform(instructions, symtab, "gl_Fog",
+ symtab->get_type("gl_FogParameters"));
+ }
/* Mesa-internal current attrib state */
const glsl_type *const vert_attribs =
static void
generate_110_vs_variables(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
+ struct _mesa_glsl_parse_state *state,
+ bool add_deprecated)
{
for (unsigned i = 0; i < Elements(builtin_core_vs_variables); i++) {
add_builtin_variable(instructions, state->symbols,
& builtin_core_vs_variables[i]);
}
- for (unsigned i = 0
- ; i < Elements(builtin_110_deprecated_vs_variables)
- ; i++) {
- add_builtin_variable(instructions, state->symbols,
- & builtin_110_deprecated_vs_variables[i]);
+ if (add_deprecated) {
+ for (unsigned i = 0
+ ; i < Elements(builtin_110_deprecated_vs_variables)
+ ; i++) {
+ add_builtin_variable(instructions, state->symbols,
+ & builtin_110_deprecated_vs_variables[i]);
+ }
}
- generate_110_uniforms(instructions, state);
+ generate_110_uniforms(instructions, state, add_deprecated);
/* From page 54 (page 60 of the PDF) of the GLSL 1.20 spec:
*
static void
generate_120_vs_variables(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
+ struct _mesa_glsl_parse_state *state,
+ bool add_deprecated)
{
/* GLSL version 1.20 did not add any built-in variables in the vertex
* shader.
*/
- generate_110_vs_variables(instructions, state);
+ generate_110_vs_variables(instructions, state, add_deprecated);
}
static void
generate_130_vs_variables(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
+ struct _mesa_glsl_parse_state *state,
+ bool add_deprecated)
{
- generate_120_vs_variables(instructions, state);
+ generate_120_vs_variables(instructions, state, add_deprecated);
for (unsigned i = 0; i < Elements(builtin_130_vs_variables); i++) {
add_builtin_variable(instructions, state->symbols,
generate_100ES_vs_variables(instructions, state);
break;
case 110:
- generate_110_vs_variables(instructions, state);
+ generate_110_vs_variables(instructions, state, true);
break;
case 120:
- generate_120_vs_variables(instructions, state);
+ generate_120_vs_variables(instructions, state, true);
break;
case 130:
- generate_130_vs_variables(instructions, state);
+ generate_130_vs_variables(instructions, state, true);
+ break;
+ case 140:
+ generate_130_vs_variables(instructions, state, false);
break;
}
- if (state->ARB_draw_instanced_enable)
- generate_ARB_draw_instanced_variables(instructions, state, false,
- vertex_shader);
+ generate_ARB_draw_instanced_variables(instructions, state, false,
+ vertex_shader);
}
static void
generate_110_fs_variables(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
+ struct _mesa_glsl_parse_state *state,
+ bool add_deprecated)
{
for (unsigned i = 0; i < Elements(builtin_core_fs_variables); i++) {
add_builtin_variable(instructions, state->symbols,
& builtin_110_fs_variables[i]);
}
- for (unsigned i = 0
- ; i < Elements(builtin_110_deprecated_fs_variables)
- ; i++) {
- add_builtin_variable(instructions, state->symbols,
- & builtin_110_deprecated_fs_variables[i]);
+ if (add_deprecated) {
+ for (unsigned i = 0
+ ; i < Elements(builtin_110_deprecated_fs_variables)
+ ; i++) {
+ add_builtin_variable(instructions, state->symbols,
+ & builtin_110_deprecated_fs_variables[i]);
+ }
}
- generate_110_uniforms(instructions, state);
+
+ generate_110_uniforms(instructions, state, add_deprecated);
/* From page 54 (page 60 of the PDF) of the GLSL 1.20 spec:
*
{
/* gl_InstanceIDARB is only available in the vertex shader.
*/
- if (target == vertex_shader) {
- ir_variable *const inst =
+ if (target != vertex_shader)
+ return;
+
+ if (state->ARB_draw_instanced_enable) {
+ ir_variable *inst =
add_variable(instructions, state->symbols,
"gl_InstanceIDARB", glsl_type::int_type,
ir_var_system_value, SYSTEM_VALUE_INSTANCE_ID);
if (warn)
inst->warn_extension = "GL_ARB_draw_instanced";
}
+
+ if (state->ARB_draw_instanced_enable || state->language_version >= 140) {
+ /* Originally ARB_draw_instanced only specified that ARB decorated name.
+ * Since no vendor actually implemented that behavior and some apps use
+ * the undecorated name, the extension now specifies that both names are
+ * available.
+ */
+ ir_variable *inst =
+ add_variable(instructions, state->symbols,
+ "gl_InstanceID", glsl_type::int_type,
+ ir_var_system_value, SYSTEM_VALUE_INSTANCE_ID);
+
+ if (state->language_version < 140 && warn)
+ inst->warn_extension = "GL_ARB_draw_instanced";
+ }
}
static void
generate_120_fs_variables(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
+ struct _mesa_glsl_parse_state *state,
+ bool add_deprecated)
{
- generate_110_fs_variables(instructions, state);
+ generate_110_fs_variables(instructions, state, add_deprecated);
for (unsigned i = 0
; i < Elements(builtin_120_fs_variables)
}
static void
-generate_130_fs_variables(exec_list *instructions,
- struct _mesa_glsl_parse_state *state)
+generate_fs_clipdistance(exec_list *instructions,
+ struct _mesa_glsl_parse_state *state)
{
- generate_120_fs_variables(instructions, state);
-
- generate_130_uniforms(instructions, state);
-
/* From the GLSL 1.30 spec, section 7.2 (Fragment Shader Special
* Variables):
*
FRAG_ATTRIB_CLIP_DIST0);
}
+static void
+generate_130_fs_variables(exec_list *instructions,
+ struct _mesa_glsl_parse_state *state)
+{
+ generate_120_fs_variables(instructions, state, true);
+
+ generate_130_uniforms(instructions, state);
+ generate_fs_clipdistance(instructions, state);
+}
+
+
+static void
+generate_140_fs_variables(exec_list *instructions,
+ struct _mesa_glsl_parse_state *state)
+{
+ generate_120_fs_variables(instructions, state, false);
+
+ generate_130_uniforms(instructions, state);
+ generate_fs_clipdistance(instructions, state);
+}
+
static void
initialize_fs_variables(exec_list *instructions,
struct _mesa_glsl_parse_state *state)
generate_100ES_fs_variables(instructions, state);
break;
case 110:
- generate_110_fs_variables(instructions, state);
+ generate_110_fs_variables(instructions, state, true);
break;
case 120:
- generate_120_fs_variables(instructions, state);
+ generate_120_fs_variables(instructions, state, true);
break;
case 130:
generate_130_fs_variables(instructions, state);
break;
+ case 140:
+ generate_140_fs_variables(instructions, state);
+ break;
}
if (state->ARB_shader_stencil_export_enable)
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