#include "matrix.h"
#include "multisample.h"
#include "performance_monitor.h"
+#include "pipelineobj.h"
#include "pixel.h"
#include "pixelstore.h"
#include "points.h"
#include "program/prog_print.h"
#include "math/m_matrix.h"
#include "main/dispatch.h" /* for _gloffset_COUNT */
+#include "uniforms.h"
#ifdef USE_SPARC_ASM
#include "sparc/sparc.h"
*
* \sa Used by one_time_init().
*/
-_glthread_DECLARE_STATIC_MUTEX(OneTimeLock);
+mtx_t OneTimeLock = _MTX_INITIALIZER_NP;
{
static GLbitfield api_init_mask = 0x0;
- _glthread_LOCK_MUTEX(OneTimeLock);
+ mtx_lock(&OneTimeLock);
/* truly one-time init */
if (!api_init_mask) {
assert( sizeof(GLint) == 4 );
assert( sizeof(GLuint) == 4 );
+ _mesa_one_time_init_extension_overrides();
+
_mesa_get_cpu_features();
for (i = 0; i < 256; i++) {
api_init_mask |= 1 << ctx->API;
- _glthread_UNLOCK_MUTEX(OneTimeLock);
+ mtx_unlock(&OneTimeLock);
/* Hopefully atexit() is widely available. If not, we may need some
* #ifdef tests here.
* Important: drivers should override these with actual limits.
*/
static void
-init_program_limits(struct gl_context *ctx, gl_shader_stage stage,
+init_program_limits(struct gl_constants *consts, gl_shader_stage stage,
struct gl_program_constants *prog)
{
prog->MaxInstructions = MAX_PROGRAM_INSTRUCTIONS;
prog->MaxInputComponents = 16 * 4; /* old limit not to break tnl and swrast */
prog->MaxOutputComponents = 16 * 4; /* old limit not to break tnl and swrast */
break;
+ case MESA_SHADER_COMPUTE:
+ prog->MaxParameters = 0; /* not meaningful for compute shaders */
+ prog->MaxAttribs = 0; /* not meaningful for compute shaders */
+ prog->MaxAddressRegs = 0; /* not meaningful for compute shaders */
+ prog->MaxUniformComponents = 4 * MAX_UNIFORMS;
+ prog->MaxInputComponents = 0; /* not meaningful for compute shaders */
+ prog->MaxOutputComponents = 0; /* not meaningful for compute shaders */
+ break;
default:
assert(0 && "Bad shader stage in init_program_limits()");
}
prog->MaxUniformBlocks = 12;
prog->MaxCombinedUniformComponents = (prog->MaxUniformComponents +
- ctx->Const.MaxUniformBlockSize / 4 *
+ consts->MaxUniformBlockSize / 4 *
prog->MaxUniformBlocks);
prog->MaxAtomicBuffers = 0;
* Use defaults from config.h. The device drivers will often override
* some of these values (such as number of texture units).
*/
-static void
-_mesa_init_constants(struct gl_context *ctx)
+void
+_mesa_init_constants(struct gl_constants *consts, gl_api api)
{
int i;
- assert(ctx);
+ assert(consts);
/* Constants, may be overriden (usually only reduced) by device drivers */
- ctx->Const.MaxTextureMbytes = MAX_TEXTURE_MBYTES;
- ctx->Const.MaxTextureLevels = MAX_TEXTURE_LEVELS;
- ctx->Const.Max3DTextureLevels = MAX_3D_TEXTURE_LEVELS;
- ctx->Const.MaxCubeTextureLevels = MAX_CUBE_TEXTURE_LEVELS;
- ctx->Const.MaxTextureRectSize = MAX_TEXTURE_RECT_SIZE;
- ctx->Const.MaxArrayTextureLayers = MAX_ARRAY_TEXTURE_LAYERS;
- ctx->Const.MaxTextureCoordUnits = MAX_TEXTURE_COORD_UNITS;
- ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
- ctx->Const.MaxTextureUnits = MIN2(ctx->Const.MaxTextureCoordUnits,
- ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits);
- ctx->Const.MaxTextureMaxAnisotropy = MAX_TEXTURE_MAX_ANISOTROPY;
- ctx->Const.MaxTextureLodBias = MAX_TEXTURE_LOD_BIAS;
- ctx->Const.MaxTextureBufferSize = 65536;
- ctx->Const.TextureBufferOffsetAlignment = 1;
- ctx->Const.MaxArrayLockSize = MAX_ARRAY_LOCK_SIZE;
- ctx->Const.SubPixelBits = SUB_PIXEL_BITS;
- ctx->Const.MinPointSize = MIN_POINT_SIZE;
- ctx->Const.MaxPointSize = MAX_POINT_SIZE;
- ctx->Const.MinPointSizeAA = MIN_POINT_SIZE;
- ctx->Const.MaxPointSizeAA = MAX_POINT_SIZE;
- ctx->Const.PointSizeGranularity = (GLfloat) POINT_SIZE_GRANULARITY;
- ctx->Const.MinLineWidth = MIN_LINE_WIDTH;
- ctx->Const.MaxLineWidth = MAX_LINE_WIDTH;
- ctx->Const.MinLineWidthAA = MIN_LINE_WIDTH;
- ctx->Const.MaxLineWidthAA = MAX_LINE_WIDTH;
- ctx->Const.LineWidthGranularity = (GLfloat) LINE_WIDTH_GRANULARITY;
- ctx->Const.MaxClipPlanes = 6;
- ctx->Const.MaxLights = MAX_LIGHTS;
- ctx->Const.MaxShininess = 128.0;
- ctx->Const.MaxSpotExponent = 128.0;
- ctx->Const.MaxViewportWidth = MAX_VIEWPORT_WIDTH;
- ctx->Const.MaxViewportHeight = MAX_VIEWPORT_HEIGHT;
+ consts->MaxTextureMbytes = MAX_TEXTURE_MBYTES;
+ consts->MaxTextureLevels = MAX_TEXTURE_LEVELS;
+ consts->Max3DTextureLevels = MAX_3D_TEXTURE_LEVELS;
+ consts->MaxCubeTextureLevels = MAX_CUBE_TEXTURE_LEVELS;
+ consts->MaxTextureRectSize = MAX_TEXTURE_RECT_SIZE;
+ consts->MaxArrayTextureLayers = MAX_ARRAY_TEXTURE_LAYERS;
+ consts->MaxTextureCoordUnits = MAX_TEXTURE_COORD_UNITS;
+ consts->Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
+ consts->MaxTextureUnits = MIN2(consts->MaxTextureCoordUnits,
+ consts->Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits);
+ consts->MaxTextureMaxAnisotropy = MAX_TEXTURE_MAX_ANISOTROPY;
+ consts->MaxTextureLodBias = MAX_TEXTURE_LOD_BIAS;
+ consts->MaxTextureBufferSize = 65536;
+ consts->TextureBufferOffsetAlignment = 1;
+ consts->MaxArrayLockSize = MAX_ARRAY_LOCK_SIZE;
+ consts->SubPixelBits = SUB_PIXEL_BITS;
+ consts->MinPointSize = MIN_POINT_SIZE;
+ consts->MaxPointSize = MAX_POINT_SIZE;
+ consts->MinPointSizeAA = MIN_POINT_SIZE;
+ consts->MaxPointSizeAA = MAX_POINT_SIZE;
+ consts->PointSizeGranularity = (GLfloat) POINT_SIZE_GRANULARITY;
+ consts->MinLineWidth = MIN_LINE_WIDTH;
+ consts->MaxLineWidth = MAX_LINE_WIDTH;
+ consts->MinLineWidthAA = MIN_LINE_WIDTH;
+ consts->MaxLineWidthAA = MAX_LINE_WIDTH;
+ consts->LineWidthGranularity = (GLfloat) LINE_WIDTH_GRANULARITY;
+ consts->MaxClipPlanes = 6;
+ consts->MaxLights = MAX_LIGHTS;
+ consts->MaxShininess = 128.0;
+ consts->MaxSpotExponent = 128.0;
+ consts->MaxViewportWidth = MAX_VIEWPORT_WIDTH;
+ consts->MaxViewportHeight = MAX_VIEWPORT_HEIGHT;
+ consts->MinMapBufferAlignment = 64;
/* Driver must override these values if ARB_viewport_array is supported. */
- ctx->Const.MaxViewports = 1;
- ctx->Const.ViewportSubpixelBits = 0;
- ctx->Const.ViewportBounds.Min = 0;
- ctx->Const.ViewportBounds.Max = 0;
-
- /* Driver must override if it supports ARB_viewport_array */
- ctx->Const.MaxViewports = 1;
+ consts->MaxViewports = 1;
+ consts->ViewportSubpixelBits = 0;
+ consts->ViewportBounds.Min = 0;
+ consts->ViewportBounds.Max = 0;
/** GL_ARB_uniform_buffer_object */
- ctx->Const.MaxCombinedUniformBlocks = 36;
- ctx->Const.MaxUniformBufferBindings = 36;
- ctx->Const.MaxUniformBlockSize = 16384;
- ctx->Const.UniformBufferOffsetAlignment = 1;
+ consts->MaxCombinedUniformBlocks = 36;
+ consts->MaxUniformBufferBindings = 36;
+ consts->MaxUniformBlockSize = 16384;
+ consts->UniformBufferOffsetAlignment = 1;
+
+ /* GL_ARB_explicit_uniform_location, GL_MAX_UNIFORM_LOCATIONS */
+ consts->MaxUserAssignableUniformLocations =
+ 4 * MESA_SHADER_STAGES * MAX_UNIFORMS;
for (i = 0; i < MESA_SHADER_STAGES; i++)
- init_program_limits(ctx, i, &ctx->Const.Program[i]);
+ init_program_limits(consts, i, &consts->Program[i]);
- ctx->Const.MaxProgramMatrices = MAX_PROGRAM_MATRICES;
- ctx->Const.MaxProgramMatrixStackDepth = MAX_PROGRAM_MATRIX_STACK_DEPTH;
+ consts->MaxProgramMatrices = MAX_PROGRAM_MATRICES;
+ consts->MaxProgramMatrixStackDepth = MAX_PROGRAM_MATRIX_STACK_DEPTH;
- /* CheckArrayBounds is overriden by drivers/x11 for X server */
- ctx->Const.CheckArrayBounds = GL_FALSE;
+ /* Assume that if GLSL 1.30+ (or GLSL ES 3.00+) is supported that
+ * gl_VertexID is implemented using a native hardware register with OpenGL
+ * semantics.
+ */
+ consts->VertexID_is_zero_based = false;
/* GL_ARB_draw_buffers */
- ctx->Const.MaxDrawBuffers = MAX_DRAW_BUFFERS;
+ consts->MaxDrawBuffers = MAX_DRAW_BUFFERS;
- ctx->Const.MaxColorAttachments = MAX_COLOR_ATTACHMENTS;
- ctx->Const.MaxRenderbufferSize = MAX_RENDERBUFFER_SIZE;
+ consts->MaxColorAttachments = MAX_COLOR_ATTACHMENTS;
+ consts->MaxRenderbufferSize = MAX_RENDERBUFFER_SIZE;
- ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
- ctx->Const.MaxCombinedTextureImageUnits = MAX_COMBINED_TEXTURE_IMAGE_UNITS;
- ctx->Const.MaxVarying = 16; /* old limit not to break tnl and swrast */
- ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
- ctx->Const.MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES;
- ctx->Const.MaxGeometryTotalOutputComponents = MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS;
+ consts->Program[MESA_SHADER_VERTEX].MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
+ consts->MaxCombinedTextureImageUnits = MAX_COMBINED_TEXTURE_IMAGE_UNITS;
+ consts->MaxVarying = 16; /* old limit not to break tnl and swrast */
+ consts->Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
+ consts->MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES;
+ consts->MaxGeometryTotalOutputComponents = MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS;
/* Shading language version */
- if (_mesa_is_desktop_gl(ctx)) {
- ctx->Const.GLSLVersion = 120;
- _mesa_override_glsl_version(ctx);
- }
- else if (ctx->API == API_OPENGLES2) {
- ctx->Const.GLSLVersion = 100;
- }
- else if (ctx->API == API_OPENGLES) {
- ctx->Const.GLSLVersion = 0; /* GLSL not supported */
- }
+ consts->GLSLVersion = 120;
+ _mesa_override_glsl_version(consts);
+
+#ifdef DEBUG
+ consts->GenerateTemporaryNames = true;
+#else
+ consts->GenerateTemporaryNames = false;
+#endif
/* GL_ARB_framebuffer_object */
- ctx->Const.MaxSamples = 0;
+ consts->MaxSamples = 0;
- /* GL_ARB_sync */
- ctx->Const.MaxServerWaitTimeout = 0x1fff7fffffffULL;
+ /* GLSL default if NativeIntegers == FALSE */
+ consts->UniformBooleanTrue = FLT_AS_UINT(1.0f);
- /* GL_ATI_envmap_bumpmap */
- ctx->Const.SupportedBumpUnits = SUPPORTED_ATI_BUMP_UNITS;
+ /* GL_ARB_sync */
+ consts->MaxServerWaitTimeout = 0x1fff7fffffffULL;
/* GL_EXT_provoking_vertex */
- ctx->Const.QuadsFollowProvokingVertexConvention = GL_TRUE;
+ consts->QuadsFollowProvokingVertexConvention = GL_TRUE;
/* GL_EXT_transform_feedback */
- ctx->Const.MaxTransformFeedbackBuffers = MAX_FEEDBACK_BUFFERS;
- ctx->Const.MaxTransformFeedbackSeparateComponents = 4 * MAX_FEEDBACK_ATTRIBS;
- ctx->Const.MaxTransformFeedbackInterleavedComponents = 4 * MAX_FEEDBACK_ATTRIBS;
- ctx->Const.MaxVertexStreams = 1;
+ consts->MaxTransformFeedbackBuffers = MAX_FEEDBACK_BUFFERS;
+ consts->MaxTransformFeedbackSeparateComponents = 4 * MAX_FEEDBACK_ATTRIBS;
+ consts->MaxTransformFeedbackInterleavedComponents = 4 * MAX_FEEDBACK_ATTRIBS;
+ consts->MaxVertexStreams = 1;
/* GL 3.2 */
- ctx->Const.ProfileMask = ctx->API == API_OPENGL_CORE
+ consts->ProfileMask = api == API_OPENGL_CORE
? GL_CONTEXT_CORE_PROFILE_BIT
: GL_CONTEXT_COMPATIBILITY_PROFILE_BIT;
+ /* GL 4.4 */
+ consts->MaxVertexAttribStride = 2048;
+
/** GL_EXT_gpu_shader4 */
- ctx->Const.MinProgramTexelOffset = -8;
- ctx->Const.MaxProgramTexelOffset = 7;
+ consts->MinProgramTexelOffset = -8;
+ consts->MaxProgramTexelOffset = 7;
/* GL_ARB_texture_gather */
- ctx->Const.MinProgramTextureGatherOffset = -8;
- ctx->Const.MaxProgramTextureGatherOffset = 7;
+ consts->MinProgramTextureGatherOffset = -8;
+ consts->MaxProgramTextureGatherOffset = 7;
/* GL_ARB_robustness */
- ctx->Const.ResetStrategy = GL_NO_RESET_NOTIFICATION_ARB;
-
- /* PrimitiveRestart */
- ctx->Const.PrimitiveRestartInSoftware = GL_FALSE;
+ consts->ResetStrategy = GL_NO_RESET_NOTIFICATION_ARB;
/* ES 3.0 or ARB_ES3_compatibility */
- ctx->Const.MaxElementIndex = 0xffffffffu;
+ consts->MaxElementIndex = 0xffffffffu;
/* GL_ARB_texture_multisample */
- ctx->Const.MaxColorTextureSamples = 1;
- ctx->Const.MaxDepthTextureSamples = 1;
- ctx->Const.MaxIntegerSamples = 1;
+ consts->MaxColorTextureSamples = 1;
+ consts->MaxDepthTextureSamples = 1;
+ consts->MaxIntegerSamples = 1;
/* GL_ARB_shader_atomic_counters */
- ctx->Const.MaxAtomicBufferBindings = MAX_COMBINED_ATOMIC_BUFFERS;
- ctx->Const.MaxAtomicBufferSize = MAX_ATOMIC_COUNTERS * ATOMIC_COUNTER_SIZE;
- ctx->Const.MaxCombinedAtomicBuffers = MAX_COMBINED_ATOMIC_BUFFERS;
- ctx->Const.MaxCombinedAtomicCounters = MAX_ATOMIC_COUNTERS;
+ consts->MaxAtomicBufferBindings = MAX_COMBINED_ATOMIC_BUFFERS;
+ consts->MaxAtomicBufferSize = MAX_ATOMIC_COUNTERS * ATOMIC_COUNTER_SIZE;
+ consts->MaxCombinedAtomicBuffers = MAX_COMBINED_ATOMIC_BUFFERS;
+ consts->MaxCombinedAtomicCounters = MAX_ATOMIC_COUNTERS;
/* GL_ARB_vertex_attrib_binding */
- ctx->Const.MaxVertexAttribRelativeOffset = 2047;
- ctx->Const.MaxVertexAttribBindings = MAX_VERTEX_GENERIC_ATTRIBS;
+ consts->MaxVertexAttribRelativeOffset = 2047;
+ consts->MaxVertexAttribBindings = MAX_VERTEX_GENERIC_ATTRIBS;
+
+ /* GL_ARB_compute_shader */
+ consts->MaxComputeWorkGroupCount[0] = 65535;
+ consts->MaxComputeWorkGroupCount[1] = 65535;
+ consts->MaxComputeWorkGroupCount[2] = 65535;
+ consts->MaxComputeWorkGroupSize[0] = 1024;
+ consts->MaxComputeWorkGroupSize[1] = 1024;
+ consts->MaxComputeWorkGroupSize[2] = 64;
+ consts->MaxComputeWorkGroupInvocations = 1024;
+
+ /** GL_ARB_gpu_shader5 */
+ consts->MinFragmentInterpolationOffset = MIN_FRAGMENT_INTERPOLATION_OFFSET;
+ consts->MaxFragmentInterpolationOffset = MAX_FRAGMENT_INTERPOLATION_OFFSET;
+
+ /** GL_KHR_context_flush_control */
+ consts->ContextReleaseBehavior = GL_CONTEXT_RELEASE_BEHAVIOR_FLUSH;
}
static void
check_context_limits(struct gl_context *ctx)
{
+ (void) ctx;
+
/* check that we don't exceed the size of various bitfields */
assert(VARYING_SLOT_MAX <=
(8 * sizeof(ctx->VertexProgram._Current->Base.OutputsWritten)));
assert(ctx);
/* Constants */
- _mesa_init_constants( ctx );
+ _mesa_init_constants(&ctx->Const, ctx->API);
/* Extensions */
- _mesa_init_extensions( ctx );
+ _mesa_init_extensions(&ctx->Extensions);
/* Attribute Groups */
_mesa_init_accum( ctx );
_mesa_init_matrix( ctx );
_mesa_init_multisample( ctx );
_mesa_init_performance_monitors( ctx );
+ _mesa_init_pipeline( ctx );
_mesa_init_pixel( ctx );
_mesa_init_pixelstore( ctx );
_mesa_init_point( ctx );
/**
- * Allocate and initialize a new dispatch table.
+ * Special no-op glFlush, see below.
+ */
+#if defined(_WIN32)
+static void GLAPIENTRY
+nop_glFlush(void)
+{
+ /* don't record an error like we do in _mesa_generic_nop() */
+}
+#endif
+
+
+extern void (*__glapi_noop_table[])(void);
+
+
+/**
+ * Allocate and initialize a new dispatch table. All the dispatch
+ * function pointers will point at the _mesa_generic_nop() function
+ * which raises GL_INVALID_OPERATION.
*/
struct _glapi_table *
-_mesa_alloc_dispatch_table()
+_mesa_alloc_dispatch_table(void)
{
/* Find the larger of Mesa's dispatch table and libGL's dispatch table.
* In practice, this'll be the same for stand-alone Mesa. But for DRI
_glapi_proc *entry = (_glapi_proc *) table;
GLint i;
for (i = 0; i < numEntries; i++) {
+#if defined(_WIN32)
+ /* FIXME: This will not generate an error, but at least it won't
+ * corrupt the stack like _mesa_generic_nop does. */
+ entry[i] = __glapi_noop_table[i];
+#else
entry[i] = (_glapi_proc) _mesa_generic_nop;
+#endif
}
+
+#if defined(_WIN32)
+ /* This is a special case for Windows in the event that
+ * wglGetProcAddress is called between glBegin/End().
+ *
+ * The MS opengl32.dll library apparently calls glFlush from
+ * wglGetProcAddress(). If we're inside glBegin/End(), glFlush
+ * will dispatch to _mesa_generic_nop() and we'll generate a
+ * GL_INVALID_OPERATION error.
+ *
+ * The specific case which hits this is piglit's primitive-restart
+ * test which calls glPrimitiveRestartNV() inside glBegin/End. The
+ * first time we call glPrimitiveRestartNV() Piglit's API dispatch
+ * code will try to resolve the function by calling wglGetProcAddress.
+ * This raises GL_INVALID_OPERATION and an assert(glGetError()==0)
+ * will fail causing the test to fail. By suppressing the error, the
+ * assertion passes and the test continues.
+ */
+ SET_Flush(table, nop_glFlush);
+#endif
}
return table;
}
*
* \param ctx the context to initialize
* \param api the GL API type to create the context for
- * \param visual describes the visual attributes for this context
+ * \param visual describes the visual attributes for this context or NULL to
+ * create a configless context
* \param share_list points to context to share textures, display lists,
* etc with, or NULL
* \param driverFunctions table of device driver functions for this context
assert(driverFunctions->FreeTextureImageBuffer);
ctx->API = api;
- ctx->Visual = *visual;
ctx->DrawBuffer = NULL;
ctx->ReadBuffer = NULL;
ctx->WinSysDrawBuffer = NULL;
ctx->WinSysReadBuffer = NULL;
+ if (visual) {
+ ctx->Visual = *visual;
+ ctx->HasConfig = GL_TRUE;
+ }
+ else {
+ memset(&ctx->Visual, 0, sizeof ctx->Visual);
+ ctx->HasConfig = GL_FALSE;
+ }
+
if (_mesa_is_desktop_gl(ctx)) {
_mesa_override_gl_version(ctx);
}
ctx->CurrentDispatch = ctx->OutsideBeginEnd;
ctx->FragmentProgram._MaintainTexEnvProgram
- = (_mesa_getenv("MESA_TEX_PROG") != NULL);
+ = (getenv("MESA_TEX_PROG") != NULL);
ctx->VertexProgram._MaintainTnlProgram
- = (_mesa_getenv("MESA_TNL_PROG") != NULL);
+ = (getenv("MESA_TNL_PROG") != NULL);
if (ctx->VertexProgram._MaintainTnlProgram) {
/* this is required... */
ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE;
fail:
_mesa_reference_shared_state(ctx, &ctx->Shared, NULL);
free(ctx->BeginEnd);
- free(ctx->Exec);
+ free(ctx->OutsideBeginEnd);
free(ctx->Save);
return GL_FALSE;
}
* the rendering context.
*
* \param api the GL API type to create the context for
- * \param visual a struct gl_config pointer (we copy the struct contents)
+ * \param visual a struct gl_config pointer (we copy the struct contents) or
+ * NULL to create a configless context
* \param share_list another context to share display lists with or NULL
* \param driverFunctions points to the dd_function_table into which the
* driver has plugged in all its special functions.
{
struct gl_context *ctx;
- ASSERT(visual);
-
ctx = calloc(1, sizeof(struct gl_context));
if (!ctx)
return NULL;
_mesa_reference_vertprog(ctx, &ctx->VertexProgram._Current, NULL);
_mesa_reference_vertprog(ctx, &ctx->VertexProgram._TnlProgram, NULL);
+ _mesa_reference_geomprog(ctx, &ctx->GeometryProgram.Current, NULL);
+ _mesa_reference_geomprog(ctx, &ctx->GeometryProgram._Current, NULL);
+
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current, NULL);
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current, NULL);
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram._TexEnvProgram, NULL);
- _mesa_reference_array_object(ctx, &ctx->Array.ArrayObj, NULL);
- _mesa_reference_array_object(ctx, &ctx->Array.DefaultArrayObj, NULL);
+ _mesa_reference_vao(ctx, &ctx->Array.VAO, NULL);
+ _mesa_reference_vao(ctx, &ctx->Array.DefaultVAO, NULL);
_mesa_free_attrib_data(ctx);
_mesa_free_buffer_objects(ctx);
_mesa_free_texture_data( ctx );
_mesa_free_matrix_data( ctx );
_mesa_free_viewport_data( ctx );
+ _mesa_free_pipeline_data(ctx);
_mesa_free_program_data(ctx);
_mesa_free_shader_state(ctx);
_mesa_free_queryobj_data(ctx);
/* free dispatch tables */
free(ctx->BeginEnd);
- free(ctx->Exec);
+ free(ctx->OutsideBeginEnd);
free(ctx->Save);
/* Shared context state (display lists, textures, etc) */
}
}
+static void
+handle_first_current(struct gl_context *ctx)
+{
+ GLenum buffer;
+ GLint bufferIndex;
+
+ if (ctx->Version == 0) {
+ /* probably in the process of tearing down the context */
+ return;
+ }
+
+ ctx->Extensions.String = _mesa_make_extension_string(ctx);
+
+ check_context_limits(ctx);
+
+ /* According to GL_MESA_configless_context the default value of
+ * glDrawBuffers depends on the config of the first surface it is bound to.
+ * For GLES it is always GL_BACK which has a magic interpretation */
+ if (!ctx->HasConfig && _mesa_is_desktop_gl(ctx)) {
+ if (ctx->DrawBuffer != _mesa_get_incomplete_framebuffer()) {
+ if (ctx->DrawBuffer->Visual.doubleBufferMode)
+ buffer = GL_BACK;
+ else
+ buffer = GL_FRONT;
+
+ _mesa_drawbuffers(ctx, 1, &buffer, NULL /* destMask */);
+ }
+
+ if (ctx->ReadBuffer != _mesa_get_incomplete_framebuffer()) {
+ if (ctx->ReadBuffer->Visual.doubleBufferMode) {
+ buffer = GL_BACK;
+ bufferIndex = BUFFER_BACK_LEFT;
+ }
+ else {
+ buffer = GL_FRONT;
+ bufferIndex = BUFFER_FRONT_LEFT;
+ }
+
+ _mesa_readbuffer(ctx, buffer, bufferIndex);
+ }
+ }
+
+ /* We can use this to help debug user's problems. Tell them to set
+ * the MESA_INFO env variable before running their app. Then the
+ * first time each context is made current we'll print some useful
+ * information.
+ */
+ if (getenv("MESA_INFO")) {
+ _mesa_print_info(ctx);
+ }
+}
/**
* Bind the given context to the given drawBuffer and readBuffer and
}
if (curCtx &&
- (curCtx->WinSysDrawBuffer || curCtx->WinSysReadBuffer) &&
+ (curCtx->WinSysDrawBuffer || curCtx->WinSysReadBuffer) &&
/* make sure this context is valid for flushing */
- curCtx != newCtx)
+ curCtx != newCtx &&
+ curCtx->Const.ContextReleaseBehavior ==
+ GL_CONTEXT_RELEASE_BEHAVIOR_FLUSH)
_mesa_flush(curCtx);
/* We used to call _glapi_check_multithread() here. Now do it in drivers */
}
if (newCtx->FirstTimeCurrent) {
- assert(newCtx->Version > 0);
-
- newCtx->Extensions.String = _mesa_make_extension_string(newCtx);
-
- check_context_limits(newCtx);
-
- /* We can use this to help debug user's problems. Tell them to set
- * the MESA_INFO env variable before running their app. Then the
- * first time each context is made current we'll print some useful
- * information.
- */
- if (_mesa_getenv("MESA_INFO")) {
- _mesa_print_info(newCtx);
- }
-
+ handle_first_current(newCtx);
newCtx->FirstTimeCurrent = GL_FALSE;
}
}
return GL_TRUE;
}
-/**
- * Prior to drawing anything with glBegin, glDrawArrays, etc. this function
- * is called to see if it's valid to render. This involves checking that
- * the current shader is valid and the framebuffer is complete.
- * If an error is detected it'll be recorded here.
- * \return GL_TRUE if OK to render, GL_FALSE if not
- */
-GLboolean
-_mesa_valid_to_render(struct gl_context *ctx, const char *where)
+static bool
+shader_linked_or_absent(struct gl_context *ctx,
+ const struct gl_shader_program *shProg,
+ bool *shader_present, const char *where)
{
- bool vert_from_glsl_shader = false;
- bool geom_from_glsl_shader = false;
- bool frag_from_glsl_shader = false;
-
- /* This depends on having up to date derived state (shaders) */
- if (ctx->NewState)
- _mesa_update_state(ctx);
-
- if (ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX]) {
- vert_from_glsl_shader = true;
+ if (shProg) {
+ *shader_present = true;
- if (!ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX]->LinkStatus) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(shader not linked)", where);
- return GL_FALSE;
+ if (!shProg->LinkStatus) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(shader not linked)", where);
+ return false;
}
#if 0 /* not normally enabled */
{
char errMsg[100];
- if (!_mesa_validate_shader_program(ctx,
- ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX],
- errMsg)) {
+ if (!_mesa_validate_shader_program(ctx, shProg, errMsg)) {
_mesa_warning(ctx, "Shader program %u is invalid: %s",
- ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX]->Name, errMsg);
+ shProg->Name, errMsg);
}
}
#endif
}
- if (ctx->Shader.CurrentProgram[MESA_SHADER_GEOMETRY]) {
- geom_from_glsl_shader = true;
+ return true;
+}
- if (!ctx->Shader.CurrentProgram[MESA_SHADER_GEOMETRY]->LinkStatus) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(shader not linked)", where);
- return GL_FALSE;
- }
-#if 0 /* not normally enabled */
- {
- char errMsg[100];
- if (!_mesa_validate_shader_program(ctx,
- ctx->Shader.CurrentProgram[MESA_SHADER_GEOMETRY],
- errMsg)) {
- _mesa_warning(ctx, "Shader program %u is invalid: %s",
- ctx->Shader.CurrentProgram[MESA_SHADER_GEOMETRY]->Name,
- errMsg);
- }
- }
-#endif
- }
+/**
+ * Prior to drawing anything with glBegin, glDrawArrays, etc. this function
+ * is called to see if it's valid to render. This involves checking that
+ * the current shader is valid and the framebuffer is complete.
+ * It also check the current pipeline object is valid if any.
+ * If an error is detected it'll be recorded here.
+ * \return GL_TRUE if OK to render, GL_FALSE if not
+ */
+GLboolean
+_mesa_valid_to_render(struct gl_context *ctx, const char *where)
+{
+ bool from_glsl_shader[MESA_SHADER_COMPUTE] = { false };
+ unsigned i;
- if (ctx->Shader.CurrentProgram[MESA_SHADER_FRAGMENT]) {
- frag_from_glsl_shader = true;
+ /* This depends on having up to date derived state (shaders) */
+ if (ctx->NewState)
+ _mesa_update_state(ctx);
- if (!ctx->Shader.CurrentProgram[MESA_SHADER_FRAGMENT]->LinkStatus) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "%s(shader not linked)", where);
+ for (i = 0; i < MESA_SHADER_COMPUTE; i++) {
+ if (!shader_linked_or_absent(ctx, ctx->_Shader->CurrentProgram[i],
+ &from_glsl_shader[i], where))
return GL_FALSE;
- }
-#if 0 /* not normally enabled */
- {
- char errMsg[100];
- if (!_mesa_validate_shader_program(ctx,
- ctx->Shader.CurrentProgram[MESA_SHADER_FRAGMENT],
- errMsg)) {
- _mesa_warning(ctx, "Shader program %u is invalid: %s",
- ctx->Shader.CurrentProgram[MESA_SHADER_FRAGMENT]->Name,
- errMsg);
- }
- }
-#endif
}
/* Any shader stages that are not supplied by the GLSL shader and have
* assembly shaders enabled must now be validated.
*/
- if (!vert_from_glsl_shader
+ if (!from_glsl_shader[MESA_SHADER_VERTEX]
&& ctx->VertexProgram.Enabled && !ctx->VertexProgram._Enabled) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(vertex program not valid)", where);
/* FINISHME: If GL_NV_geometry_program4 is ever supported, the current
* FINISHME: geometry program should validated here.
*/
- (void) geom_from_glsl_shader;
+ (void) from_glsl_shader[MESA_SHADER_GEOMETRY];
- if (!frag_from_glsl_shader) {
+ if (!from_glsl_shader[MESA_SHADER_FRAGMENT]) {
if (ctx->FragmentProgram.Enabled && !ctx->FragmentProgram._Enabled) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"%s(fragment program not valid)", where);
}
}
+ /* A pipeline object is bound */
+ if (ctx->_Shader->Name && !ctx->_Shader->Validated) {
+ /* Error message will be printed inside _mesa_validate_program_pipeline.
+ */
+ if (!_mesa_validate_program_pipeline(ctx, ctx->_Shader, GL_TRUE)) {
+ return GL_FALSE;
+ }
+ }
+
+ /* If a program is active and SSO not in use, check if validation of
+ * samplers succeeded for the active program. */
+ if (ctx->_Shader->ActiveProgram && ctx->_Shader != ctx->Pipeline.Current) {
+ char errMsg[100];
+ if (!_mesa_sampler_uniforms_are_valid(ctx->_Shader->ActiveProgram,
+ errMsg, 100)) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s", errMsg);
+ return GL_FALSE;
+ }
+ }
+
if (ctx->DrawBuffer->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) {
_mesa_error(ctx, GL_INVALID_FRAMEBUFFER_OPERATION_EXT,
"%s(incomplete framebuffer)", where);
}
#ifdef DEBUG
- if (ctx->Shader.Flags & GLSL_LOG) {
- struct gl_shader_program *shProg[MESA_SHADER_STAGES];
+ if (ctx->_Shader->Flags & GLSL_LOG) {
+ struct gl_shader_program **shProg = ctx->_Shader->CurrentProgram;
gl_shader_stage i;
- shProg[MESA_SHADER_VERTEX] = ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX];
- shProg[MESA_SHADER_GEOMETRY] = ctx->Shader.CurrentProgram[MESA_SHADER_GEOMETRY];
- shProg[MESA_SHADER_FRAGMENT] = ctx->Shader.CurrentProgram[MESA_SHADER_FRAGMENT];
-
for (i = 0; i < MESA_SHADER_STAGES; i++) {
if (shProg[i] == NULL || shProg[i]->_Used
|| shProg[i]->_LinkedShaders[i] == NULL)
projects / mesa.git / blobdiff