mesa: Rename _mesa_..._array_obj functions to _mesa_..._vao.

[mesa.git] / src / mesa / main / shaderapi.c

diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index f5c04b9f38f9e4551d261f50e62b180a268ea87d..61ac0e35ac755e5826a7c9dbbd47f07e1d8e5d7a 100644 (file)
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -108,7 +108,7 @@ _mesa_init_shader_state(struct gl_context *ctx)
     * are generated by the GLSL compiler.
     */
    struct gl_shader_compiler_options options;
-   gl_shader_type sh;
+   gl_shader_stage sh;
 
    memset(&options, 0, sizeof(options));
    options.MaxUnrollIterations = 32;
@@ -117,7 +117,7 @@ _mesa_init_shader_state(struct gl_context *ctx)
    /* Default pragma settings */
    options.DefaultPragmas.Optimize = GL_TRUE;
 
-   for (sh = 0; sh < MESA_SHADER_TYPES; ++sh)
+   for (sh = 0; sh < MESA_SHADER_STAGES; ++sh)
       memcpy(&ctx->ShaderCompilerOptions[sh], &options, sizeof(options));
 
    ctx->Shader.Flags = get_shader_flags();
@@ -130,11 +130,11 @@ _mesa_init_shader_state(struct gl_context *ctx)
 void
 _mesa_free_shader_state(struct gl_context *ctx)
 {
-   _mesa_reference_shader_program(ctx, &ctx->Shader.CurrentVertexProgram, NULL);
-   _mesa_reference_shader_program(ctx, &ctx->Shader.CurrentGeometryProgram,
-                                 NULL);
-   _mesa_reference_shader_program(ctx, &ctx->Shader.CurrentFragmentProgram,
-                                 NULL);
+   int i;
+   for (i = 0; i < MESA_SHADER_STAGES; i++) {
+      _mesa_reference_shader_program(ctx, &ctx->Shader.CurrentProgram[i],
+                                     NULL);
+   }
    _mesa_reference_shader_program(ctx, &ctx->Shader._CurrentFragmentProgram,
                                  NULL);
    _mesa_reference_shader_program(ctx, &ctx->Shader.ActiveProgram, NULL);
@@ -171,16 +171,23 @@ _mesa_copy_string(GLchar *dst, GLsizei maxLength,
  * \param type  Shader target
  *
  */
-static bool
-validate_shader_target(const struct gl_context *ctx, GLenum type)
-{
+bool
+_mesa_validate_shader_target(const struct gl_context *ctx, GLenum type)
+{
+   /* Note: when building built-in GLSL functions, this function may be
+    * invoked with ctx == NULL.  In that case, we can only validate that it's
+    * a shader target we recognize, not that it's supported in the current
+    * context.  But that's fine--we don't need any further validation than
+    * that when building built-in GLSL functions.
+    */
+
    switch (type) {
    case GL_FRAGMENT_SHADER:
-      return ctx->Extensions.ARB_fragment_shader;
+      return ctx == NULL || ctx->Extensions.ARB_fragment_shader;
    case GL_VERTEX_SHADER:
-      return ctx->Extensions.ARB_vertex_shader;
+      return ctx == NULL || ctx->Extensions.ARB_vertex_shader;
    case GL_GEOMETRY_SHADER_ARB:
-      return _mesa_has_geometry_shaders(ctx);
+      return ctx == NULL || _mesa_has_geometry_shaders(ctx);
    default:
       return false;
    }
@@ -273,7 +280,7 @@ create_shader(struct gl_context *ctx, GLenum type)
    struct gl_shader *sh;
    GLuint name;
 
-   if (!validate_shader_target(ctx, type)) {
+   if (!_mesa_validate_shader_target(ctx, type)) {
       _mesa_error(ctx, GL_INVALID_ENUM, "CreateShader(type)");
       return 0;
    }
@@ -414,7 +421,7 @@ detach_shader(struct gl_context *ctx, GLuint program, GLuint shader)
          err = GL_INVALID_OPERATION;
       else
          err = GL_INVALID_VALUE;
-      _mesa_error(ctx, err, "glDetachProgram(shader)");
+      _mesa_error(ctx, err, "glDetachShader(shader)");
       return;
    }
 }
@@ -648,6 +655,12 @@ get_programiv(struct gl_context *ctx, GLuint program, GLenum pname, GLint *param
    case GL_PROGRAM_BINARY_LENGTH:
       *params = 0;
       return;
+   case GL_ACTIVE_ATOMIC_COUNTER_BUFFERS:
+      if (!ctx->Extensions.ARB_shader_atomic_counters)
+         break;
+
+      *params = shProg->NumAtomicBuffers;
+      return;
    default:
       break;
    }
@@ -772,7 +785,7 @@ compile_shader(struct gl_context *ctx, GLuint shaderObj)
    if (!sh)
       return;
 
-   options = &ctx->ShaderCompilerOptions[_mesa_shader_type_to_index(sh->Type)];
+   options = &ctx->ShaderCompilerOptions[sh->Stage];
 
    /* set default pragma state for shader */
    sh->Pragmas = options->DefaultPragmas;
@@ -785,7 +798,7 @@ compile_shader(struct gl_context *ctx, GLuint shaderObj)
    } else {
       if (ctx->Shader.Flags & GLSL_DUMP) {
          printf("GLSL source for %s shader %d:\n",
-                _mesa_glsl_shader_target_name(sh->Type), sh->Name);
+                _mesa_shader_stage_to_string(sh->Stage), sh->Name);
          printf("%s\n", sh->Source);
       }
 
@@ -817,8 +830,10 @@ compile_shader(struct gl_context *ctx, GLuint shaderObj)
    if (!sh->CompileStatus) {
       if (ctx->Shader.Flags & GLSL_DUMP_ON_ERROR) {
          fprintf(stderr, "GLSL source for %s shader %d:\n",
-                 _mesa_glsl_shader_target_name(sh->Type), sh->Name);
+                 _mesa_shader_stage_to_string(sh->Stage), sh->Name);
          fprintf(stderr, "%s\n", sh->Source);
+         fprintf(stderr, "Info Log:\n%s\n", sh->InfoLog);
+         fflush(stderr);
       }
 
       if (ctx->Shader.Flags & GLSL_REPORT_ERRORS) {
@@ -890,7 +905,7 @@ print_shader_info(const struct gl_shader_program *shProg)
    printf("Mesa: glUseProgram(%u)\n", shProg->Name);
    for (i = 0; i < shProg->NumShaders; i++) {
       printf("  %s shader %u, checksum %u\n",
-             _mesa_glsl_shader_target_name(shProg->Shaders[i]->Type),
+             _mesa_shader_stage_to_string(shProg->Shaders[i]->Stage),
             shProg->Shaders[i]->Name,
             shProg->Shaders[i]->SourceChecksum);
    }
@@ -926,37 +941,16 @@ _mesa_active_program(struct gl_context *ctx, struct gl_shader_program *shProg,
 
 /**
  */
-static bool
+static void
 use_shader_program(struct gl_context *ctx, GLenum type,
                   struct gl_shader_program *shProg)
 {
    struct gl_shader_program **target;
+   gl_shader_stage stage = _mesa_shader_enum_to_shader_stage(type);
 
-   switch (type) {
-   case GL_VERTEX_SHADER:
-      target = &ctx->Shader.CurrentVertexProgram;
-      if ((shProg == NULL)
-         || (shProg->_LinkedShaders[MESA_SHADER_VERTEX] == NULL)) {
-        shProg = NULL;
-      }
-      break;
-   case GL_GEOMETRY_SHADER_ARB:
-      target = &ctx->Shader.CurrentGeometryProgram;
-      if ((shProg == NULL)
-         || (shProg->_LinkedShaders[MESA_SHADER_GEOMETRY] == NULL)) {
-        shProg = NULL;
-      }
-      break;
-   case GL_FRAGMENT_SHADER:
-      target = &ctx->Shader.CurrentFragmentProgram;
-      if ((shProg == NULL)
-         || (shProg->_LinkedShaders[MESA_SHADER_FRAGMENT] == NULL)) {
-        shProg = NULL;
-      }
-      break;
-   default:
-      return false;
-   }
+   target = &ctx->Shader.CurrentProgram[stage];
+   if ((shProg == NULL) || (shProg->_LinkedShaders[stage] == NULL))
+      shProg = NULL;
 
    if (*target != shProg) {
       FLUSH_VERTICES(ctx, _NEW_PROGRAM | _NEW_PROGRAM_CONSTANTS);
@@ -982,10 +976,8 @@ use_shader_program(struct gl_context *ctx, GLenum type,
       }
 
       _mesa_reference_shader_program(ctx, target, shProg);
-      return true;
+      return;
    }
-
-   return false;
 }
 
 /**
@@ -1527,10 +1519,10 @@ _mesa_GetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype,
 
    switch (shadertype) {
    case GL_VERTEX_SHADER:
-      limits = &ctx->Const.VertexProgram;
+      limits = &ctx->Const.Program[MESA_SHADER_VERTEX];
       break;
    case GL_FRAGMENT_SHADER:
-      limits = &ctx->Const.FragmentProgram;
+      limits = &ctx->Const.Program[MESA_SHADER_FRAGMENT];
       break;
    default:
       _mesa_error(ctx, GL_INVALID_ENUM,
@@ -1733,7 +1725,7 @@ _mesa_UseShaderProgramEXT(GLenum type, GLuint program)
    GET_CURRENT_CONTEXT(ctx);
    struct gl_shader_program *shProg = NULL;
 
-   if (!validate_shader_target(ctx, type)) {
+   if (!_mesa_validate_shader_target(ctx, type)) {
       _mesa_error(ctx, GL_INVALID_ENUM, "glUseShaderProgramEXT(type)");
       return;
    }
@@ -1830,7 +1822,7 @@ _mesa_CreateShaderProgramEXT(GLenum type, const GLchar *string)
  * object to a specific gl_program object.
  */
 void
-_mesa_copy_linked_program_data(gl_shader_type type,
+_mesa_copy_linked_program_data(gl_shader_stage type,
                                const struct gl_shader_program *src,
                                struct gl_program *dst)
 {