/*
* Mesa 3-D graphics library
- * Version: 7.3
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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 "glheader.h"
-#include "mfeatures.h"
#include "imports.h"
#include "accum.h"
#include "api_exec.h"
+#include "api_loopback.h"
#include "arrayobj.h"
#include "attrib.h"
#include "blend.h"
#include "vtxfmt.h"
#include "program/program.h"
#include "program/prog_print.h"
-#if _HAVE_FULL_GL
#include "math/m_matrix.h"
-#endif
#include "main/dispatch.h" /* for _gloffset_COUNT */
#ifdef USE_SPARC_ASM
{
gl_buffer_index bi = BUFFER_FRONT_LEFT;
gl_face_index fi = FACE_POS_X;
- gl_frag_attrib fa = FRAG_ATTRIB_WPOS;
gl_frag_result fr = FRAG_RESULT_DEPTH;
gl_texture_index ti = TEXTURE_2D_ARRAY_INDEX;
gl_vert_attrib va = VERT_ATTRIB_POS;
- gl_vert_result vr = VERT_RESULT_HPOS;
- gl_geom_attrib ga = GEOM_ATTRIB_POSITION;
- gl_geom_result gr = GEOM_RESULT_POS;
+ gl_varying_slot vs = VARYING_SLOT_POS;
(void) bi;
(void) fi;
- (void) fa;
(void) fr;
(void) ti;
(void) va;
- (void) vr;
- (void) ga;
- (void) gr;
+ (void) vs;
}
_mesa_get_cpu_features();
- /* context dependence is never a one-time thing... */
- _mesa_init_get_hash(ctx);
-
for (i = 0; i < 256; i++) {
_mesa_ubyte_to_float_color_tab[i] = (float) i / 255.0F;
}
#if defined(DEBUG) && defined(__DATE__) && defined(__TIME__)
if (MESA_VERBOSE != 0) {
_mesa_debug(ctx, "Mesa %s DEBUG build %s %s\n",
- MESA_VERSION_STRING, __DATE__, __TIME__);
+ PACKAGE_VERSION, __DATE__, __TIME__);
}
#endif
/* per-API one-time init */
if (!(api_init_mask & (1 << ctx->API))) {
- /*
- * This is fine as ES does not use the remap table, but it may not be
- * future-proof. We cannot always initialize the remap table because
- * when an app is linked to libGLES*, there are not enough dynamic
- * entries.
- */
- if (_mesa_is_desktop_gl(ctx) || ctx->API == API_OPENGLES2)
- _mesa_init_remap_table();
+ _mesa_init_get_hash(ctx);
+
+ _mesa_init_remap_table();
}
api_init_mask |= 1 << ctx->API;
switch (type) {
case GL_VERTEX_PROGRAM_ARB:
prog->MaxParameters = MAX_VERTEX_PROGRAM_PARAMS;
- prog->MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS;
+ prog->MaxAttribs = MAX_VERTEX_GENERIC_ATTRIBS;
prog->MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS;
prog->MaxUniformComponents = 4 * MAX_UNIFORMS;
break;
prog->MaxUniformComponents = 4 * MAX_UNIFORMS;
break;
case MESA_GEOMETRY_PROGRAM:
- prog->MaxParameters = MAX_NV_VERTEX_PROGRAM_PARAMS;
- prog->MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS;
+ prog->MaxParameters = MAX_VERTEX_PROGRAM_PARAMS;
+ prog->MaxAttribs = MAX_VERTEX_GENERIC_ATTRIBS;
prog->MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS;
prog->MaxUniformComponents = MAX_GEOMETRY_UNIFORM_COMPONENTS;
break;
ctx->Const.MaxTextureRectSize = MAX_TEXTURE_RECT_SIZE;
ctx->Const.MaxArrayTextureLayers = MAX_ARRAY_TEXTURE_LAYERS;
ctx->Const.MaxTextureCoordUnits = MAX_TEXTURE_COORD_UNITS;
- ctx->Const.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
+ ctx->Const.FragmentProgram.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
ctx->Const.MaxTextureUnits = MIN2(ctx->Const.MaxTextureCoordUnits,
- ctx->Const.MaxTextureImageUnits);
+ ctx->Const.FragmentProgram.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.MinLineWidthAA = MIN_LINE_WIDTH;
ctx->Const.MaxLineWidthAA = MAX_LINE_WIDTH;
ctx->Const.LineWidthGranularity = (GLfloat) LINE_WIDTH_GRANULARITY;
- ctx->Const.MaxColorTableSize = MAX_COLOR_TABLE_SIZE;
ctx->Const.MaxClipPlanes = 6;
ctx->Const.MaxLights = MAX_LIGHTS;
ctx->Const.MaxShininess = 128.0;
ctx->Const.MaxColorAttachments = MAX_COLOR_ATTACHMENTS;
ctx->Const.MaxRenderbufferSize = MAX_RENDERBUFFER_SIZE;
- ctx->Const.MaxVertexTextureImageUnits = MAX_VERTEX_TEXTURE_IMAGE_UNITS;
+ ctx->Const.VertexProgram.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
ctx->Const.MaxCombinedTextureImageUnits = MAX_COMBINED_TEXTURE_IMAGE_UNITS;
- ctx->Const.MaxVarying = MAX_VARYING;
- ctx->Const.MaxGeometryTextureImageUnits = MAX_GEOMETRY_TEXTURE_IMAGE_UNITS;
- ctx->Const.MaxVertexVaryingComponents = MAX_VERTEX_VARYING_COMPONENTS;
- ctx->Const.MaxGeometryVaryingComponents = MAX_GEOMETRY_VARYING_COMPONENTS;
+ ctx->Const.MaxVarying = 16; /* old limit not to break tnl and swrast */
+ ctx->Const.GeometryProgram.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
ctx->Const.MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES;
ctx->Const.MaxGeometryTotalOutputComponents = MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS;
ctx->Const.MaxSamples = 0;
/* GL_ARB_sync */
- ctx->Const.MaxServerWaitTimeout = (GLuint64) ~0;
+ ctx->Const.MaxServerWaitTimeout = 0x1fff7fffffffULL;
/* GL_ATI_envmap_bumpmap */
ctx->Const.SupportedBumpUnits = SUPPORTED_ATI_BUMP_UNITS;
ctx->Const.MaxTransformFeedbackInterleavedComponents = 4 * MAX_FEEDBACK_ATTRIBS;
ctx->Const.MaxVertexStreams = 1;
- /* GL 3.2: hard-coded for now: */
- ctx->Const.ProfileMask = GL_CONTEXT_COMPATIBILITY_PROFILE_BIT;
+ /* GL 3.2 */
+ ctx->Const.ProfileMask = ctx->API == API_OPENGL_CORE
+ ? GL_CONTEXT_CORE_PROFILE_BIT
+ : GL_CONTEXT_COMPATIBILITY_PROFILE_BIT;
/** GL_EXT_gpu_shader4 */
ctx->Const.MinProgramTexelOffset = -8;
/* PrimitiveRestart */
ctx->Const.PrimitiveRestartInSoftware = GL_FALSE;
+
+ /* ES 3.0 or ARB_ES3_compatibility */
+ ctx->Const.MaxElementIndex = 0xffffffffu;
+
+ /* GL_ARB_texture_multisample */
+ ctx->Const.MaxColorTextureSamples = 1;
+ ctx->Const.MaxDepthTextureSamples = 1;
+ ctx->Const.MaxIntegerSamples = 1;
}
check_context_limits(struct gl_context *ctx)
{
/* check that we don't exceed the size of various bitfields */
- assert(VERT_RESULT_MAX <=
+ assert(VARYING_SLOT_MAX <=
(8 * sizeof(ctx->VertexProgram._Current->Base.OutputsWritten)));
- assert(FRAG_ATTRIB_MAX <=
+ assert(VARYING_SLOT_MAX <=
(8 * sizeof(ctx->FragmentProgram._Current->Base.InputsRead)));
- assert(MAX_COMBINED_TEXTURE_IMAGE_UNITS <= 8 * sizeof(GLbitfield));
-
/* shader-related checks */
assert(ctx->Const.FragmentProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS);
assert(ctx->Const.VertexProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS);
- assert(MAX_NV_FRAGMENT_PROGRAM_TEMPS <= MAX_PROGRAM_TEMPS);
- assert(MAX_NV_VERTEX_PROGRAM_TEMPS <= MAX_PROGRAM_TEMPS);
- assert(MAX_NV_VERTEX_PROGRAM_INPUTS <= VERT_ATTRIB_MAX);
- assert(MAX_NV_VERTEX_PROGRAM_OUTPUTS <= VERT_RESULT_MAX);
-
/* Texture unit checks */
- assert(ctx->Const.MaxTextureImageUnits > 0);
- assert(ctx->Const.MaxTextureImageUnits <= MAX_TEXTURE_IMAGE_UNITS);
+ assert(ctx->Const.FragmentProgram.MaxTextureImageUnits > 0);
+ assert(ctx->Const.FragmentProgram.MaxTextureImageUnits <= MAX_TEXTURE_IMAGE_UNITS);
assert(ctx->Const.MaxTextureCoordUnits > 0);
assert(ctx->Const.MaxTextureCoordUnits <= MAX_TEXTURE_COORD_UNITS);
assert(ctx->Const.MaxTextureUnits > 0);
assert(ctx->Const.MaxTextureUnits <= MAX_TEXTURE_IMAGE_UNITS);
assert(ctx->Const.MaxTextureUnits <= MAX_TEXTURE_COORD_UNITS);
- assert(ctx->Const.MaxTextureUnits == MIN2(ctx->Const.MaxTextureImageUnits,
+ assert(ctx->Const.MaxTextureUnits == MIN2(ctx->Const.FragmentProgram.MaxTextureImageUnits,
ctx->Const.MaxTextureCoordUnits));
assert(ctx->Const.MaxCombinedTextureImageUnits > 0);
assert(ctx->Const.MaxCombinedTextureImageUnits <= MAX_COMBINED_TEXTURE_IMAGE_UNITS);
assert(ctx->Const.MaxTextureCoordUnits <= MAX_COMBINED_TEXTURE_IMAGE_UNITS);
/* number of coord units cannot be greater than number of image units */
- assert(ctx->Const.MaxTextureCoordUnits <= ctx->Const.MaxTextureImageUnits);
+ assert(ctx->Const.MaxTextureCoordUnits <= ctx->Const.FragmentProgram.MaxTextureImageUnits);
/* Texture size checks */
assert(MAX_TEXTURE_LEVELS >= MAX_CUBE_TEXTURE_LEVELS);
/* Max texture size should be <= max viewport size (render to texture) */
- assert((1 << (ctx->Const.MaxTextureLevels - 1))
+ assert((1U << (ctx->Const.MaxTextureLevels - 1))
<= ctx->Const.MaxViewportWidth);
- assert((1 << (ctx->Const.MaxTextureLevels - 1))
+ assert((1U << (ctx->Const.MaxTextureLevels - 1))
<= ctx->Const.MaxViewportHeight);
assert(ctx->Const.MaxDrawBuffers <= MAX_DRAW_BUFFERS);
/* Miscellaneous */
ctx->NewState = _NEW_ALL;
ctx->NewDriverState = ~0;
- ctx->ErrorValue = (GLenum) GL_NO_ERROR;
- ctx->ResetStatus = (GLenum) GL_NO_ERROR;
+ ctx->ErrorValue = GL_NO_ERROR;
+ ctx->ResetStatus = GL_NO_ERROR;
ctx->varying_vp_inputs = VERT_BIT_ALL;
return GL_TRUE;
* This helps prevents a segfault when someone calls a GL function without
* first checking if the extension's supported.
*/
-static int
-generic_nop(void)
+int
+_mesa_generic_nop(void)
{
GET_CURRENT_CONTEXT(ctx);
_mesa_error(ctx, GL_INVALID_OPERATION,
* Allocate and initialize a new dispatch table.
*/
struct _glapi_table *
-_mesa_alloc_dispatch_table(int size)
+_mesa_alloc_dispatch_table()
{
/* 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
GLint numEntries = MAX2(_glapi_get_dispatch_table_size(), _gloffset_COUNT);
struct _glapi_table *table;
- /* should never happen, but just in case */
- numEntries = MAX2(numEntries, size);
-
table = malloc(numEntries * sizeof(_glapi_proc));
if (table) {
_glapi_proc *entry = (_glapi_proc *) table;
GLint i;
for (i = 0; i < numEntries; i++) {
- entry[i] = (_glapi_proc) generic_nop;
+ entry[i] = (_glapi_proc) _mesa_generic_nop;
}
}
return table;
}
+/**
+ * Creates a minimal dispatch table for use within glBegin()/glEnd().
+ *
+ * This ensures that we generate GL_INVALID_OPERATION errors from most
+ * functions, since the set of functions that are valid within Begin/End is
+ * very small.
+ *
+ * From the GL 1.0 specification section 2.6.3, "GL Commands within
+ * Begin/End"
+ *
+ * "The only GL commands that are allowed within any Begin/End pairs are
+ * the commands for specifying vertex coordinates, vertex color, normal
+ * coordinates, and texture coordinates (Vertex, Color, Index, Normal,
+ * TexCoord), EvalCoord and EvalPoint commands (see section 5.1),
+ * commands for specifying lighting material parameters (Material
+ * commands see section 2.12.2), display list invocation commands
+ * (CallList and CallLists see section 5.4), and the EdgeFlag
+ * command. Executing Begin after Begin has already been executed but
+ * before an End is issued generates the INVALID OPERATION error, as does
+ * executing End without a previous corresponding Begin. Executing any
+ * other GL command within Begin/End results in the error INVALID
+ * OPERATION."
+ *
+ * The table entries for specifying vertex attributes are set up by
+ * install_vtxfmt() and _mesa_loopback_init_api_table(), and End() and dlists
+ * are set by install_vtxfmt() as well.
+ */
+static struct _glapi_table *
+create_beginend_table(const struct gl_context *ctx)
+{
+ struct _glapi_table *table;
+
+ table = _mesa_alloc_dispatch_table();
+ if (!table)
+ return NULL;
+
+ /* Fill in functions which return a value, since they should return some
+ * specific value even if they emit a GL_INVALID_OPERATION error from them
+ * being called within glBegin()/glEnd().
+ */
+#define COPY_DISPATCH(func) SET_##func(table, GET_##func(ctx->Exec))
+
+ COPY_DISPATCH(GenLists);
+ COPY_DISPATCH(IsProgram);
+ COPY_DISPATCH(IsVertexArray);
+ COPY_DISPATCH(IsBuffer);
+ COPY_DISPATCH(IsEnabled);
+ COPY_DISPATCH(IsEnabledi);
+ COPY_DISPATCH(IsRenderbuffer);
+ COPY_DISPATCH(IsFramebuffer);
+ COPY_DISPATCH(CheckFramebufferStatus);
+ COPY_DISPATCH(RenderMode);
+ COPY_DISPATCH(GetString);
+ COPY_DISPATCH(GetStringi);
+ COPY_DISPATCH(GetPointerv);
+ COPY_DISPATCH(IsQuery);
+ COPY_DISPATCH(IsSampler);
+ COPY_DISPATCH(IsSync);
+ COPY_DISPATCH(IsTexture);
+ COPY_DISPATCH(IsTransformFeedback);
+ COPY_DISPATCH(DeleteQueries);
+ COPY_DISPATCH(AreTexturesResident);
+ COPY_DISPATCH(FenceSync);
+ COPY_DISPATCH(ClientWaitSync);
+ COPY_DISPATCH(MapBuffer);
+ COPY_DISPATCH(UnmapBuffer);
+ COPY_DISPATCH(MapBufferRange);
+ COPY_DISPATCH(ObjectPurgeableAPPLE);
+ COPY_DISPATCH(ObjectUnpurgeableAPPLE);
+
+ _mesa_loopback_init_api_table(ctx, table);
+
+ return table;
+}
+
+void
+_mesa_initialize_dispatch_tables(struct gl_context *ctx)
+{
+ /* Do the code-generated setup of the exec table in api_exec.c. */
+ _mesa_initialize_exec_table(ctx);
+
+ if (ctx->Save)
+ _mesa_initialize_save_table(ctx);
+}
/**
* Initialize a struct gl_context struct (rendering context).
* etc with, or NULL
* \param driverFunctions table of device driver functions for this context
* to use
- * \param driverContext pointer to driver-specific context data
*/
GLboolean
_mesa_initialize_context(struct gl_context *ctx,
gl_api api,
const struct gl_config *visual,
struct gl_context *share_list,
- const struct dd_function_table *driverFunctions,
- void *driverContext)
+ const struct dd_function_table *driverFunctions)
{
struct gl_shared_state *shared;
int i;
- /*ASSERT(driverContext);*/
assert(driverFunctions->NewTextureObject);
assert(driverFunctions->FreeTextureImageBuffer);
ctx->WinSysDrawBuffer = NULL;
ctx->WinSysReadBuffer = NULL;
+ if (_mesa_is_desktop_gl(ctx)) {
+ _mesa_override_gl_version(ctx);
+ }
+
/* misc one-time initializations */
one_time_init(ctx);
* textures.
*/
ctx->Driver = *driverFunctions;
- ctx->DriverCtx = driverContext;
if (share_list) {
/* share state with another context */
_mesa_reference_shared_state(ctx, &ctx->Shared, shared);
- if (!init_attrib_groups( ctx )) {
- _mesa_reference_shared_state(ctx, &ctx->Shared, NULL);
- return GL_FALSE;
- }
+ if (!init_attrib_groups( ctx ))
+ goto fail;
- /* setup the API dispatch tables */
- switch (ctx->API) {
-#if FEATURE_GL || FEATURE_ES2
- case API_OPENGL:
- case API_OPENGL_CORE:
- case API_OPENGLES2:
- ctx->Exec = _mesa_create_exec_table(ctx);
- break;
-#endif
-#if FEATURE_ES1
- case API_OPENGLES:
- ctx->Exec = _mesa_create_exec_table_es1();
- break;
-#endif
- default:
- _mesa_problem(ctx, "unknown or unsupported API");
- break;
- }
-
- if (!ctx->Exec) {
- _mesa_reference_shared_state(ctx, &ctx->Shared, NULL);
- return GL_FALSE;
- }
- ctx->CurrentDispatch = ctx->Exec;
+ /* setup the API dispatch tables with all nop functions */
+ ctx->OutsideBeginEnd = _mesa_alloc_dispatch_table();
+ if (!ctx->OutsideBeginEnd)
+ goto fail;
+ ctx->Exec = ctx->OutsideBeginEnd;
+ ctx->CurrentDispatch = ctx->OutsideBeginEnd;
ctx->FragmentProgram._MaintainTexEnvProgram
= (_mesa_getenv("MESA_TEX_PROG") != NULL);
sizeof(ctx->TextureFormatSupported));
switch (ctx->API) {
- case API_OPENGL:
- ctx->Save = _mesa_create_save_table();
- if (!ctx->Save) {
- _mesa_reference_shared_state(ctx, &ctx->Shared, NULL);
- free(ctx->Exec);
- return GL_FALSE;
- }
+ case API_OPENGL_COMPAT:
+ ctx->BeginEnd = create_beginend_table(ctx);
+ ctx->Save = _mesa_alloc_dispatch_table();
+ if (!ctx->BeginEnd || !ctx->Save)
+ goto fail;
- _mesa_install_save_vtxfmt( ctx, &ctx->ListState.ListVtxfmt );
+ /* fall-through */
case API_OPENGL_CORE:
break;
case API_OPENGLES:
case API_OPENGLES2:
ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE;
ctx->VertexProgram._MaintainTnlProgram = GL_TRUE;
- ctx->Point.PointSprite = GL_TRUE; /* always on for ES 2.x */
break;
}
ctx->FirstTimeCurrent = GL_TRUE;
return GL_TRUE;
+
+fail:
+ _mesa_reference_shared_state(ctx, &ctx->Shared, NULL);
+ free(ctx->BeginEnd);
+ free(ctx->Exec);
+ free(ctx->Save);
+ return GL_FALSE;
}
* \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.
- * \param driverContext points to the device driver's private context state
*
* \return pointer to a new __struct gl_contextRec or NULL if error.
*/
_mesa_create_context(gl_api api,
const struct gl_config *visual,
struct gl_context *share_list,
- const struct dd_function_table *driverFunctions,
- void *driverContext)
+ const struct dd_function_table *driverFunctions)
{
struct gl_context *ctx;
ASSERT(visual);
- /*ASSERT(driverContext);*/
ctx = calloc(1, sizeof(struct gl_context));
if (!ctx)
return NULL;
if (_mesa_initialize_context(ctx, api, visual, share_list,
- driverFunctions, driverContext)) {
+ driverFunctions)) {
return ctx;
}
else {
_mesa_free_varray_data(ctx);
_mesa_free_transform_feedback(ctx);
-#if FEATURE_ARB_pixel_buffer_object
_mesa_reference_buffer_object(ctx, &ctx->Pack.BufferObj, NULL);
_mesa_reference_buffer_object(ctx, &ctx->Unpack.BufferObj, NULL);
_mesa_reference_buffer_object(ctx, &ctx->DefaultPacking.BufferObj, NULL);
-#endif
-
_mesa_reference_buffer_object(ctx, &ctx->Array.ArrayBufferObj, NULL);
/* free dispatch tables */
+ free(ctx->BeginEnd);
free(ctx->Exec);
free(ctx->Save);
}
-#if _HAVE_FULL_GL
/**
* Copy attribute groups from one context to another.
*
dst->NewState = _NEW_ALL;
dst->NewDriverState = ~0;
}
-#endif
/**
}
-/**
- * Do one-time initialization for the given framebuffer. Specifically,
- * ask the driver for the window's current size and update the framebuffer
- * object to match.
- * Really, the device driver should totally take care of this.
- */
-static void
-initialize_framebuffer_size(struct gl_context *ctx, struct gl_framebuffer *fb)
-{
- GLuint width, height;
- if (ctx->Driver.GetBufferSize) {
- ctx->Driver.GetBufferSize(fb, &width, &height);
- if (ctx->Driver.ResizeBuffers)
- ctx->Driver.ResizeBuffers(ctx, fb, width, height);
- fb->Initialized = GL_TRUE;
- }
-}
-
-
/**
* Check if the viewport/scissor size has not yet been initialized.
* Initialize the size if the given width and height are non-zero.
*/
newCtx->NewState |= _NEW_BUFFERS;
-#if 1
- /* We want to get rid of these lines: */
-
-#if _HAVE_FULL_GL
- if (!drawBuffer->Initialized) {
- initialize_framebuffer_size(newCtx, drawBuffer);
- }
- if (readBuffer != drawBuffer && !readBuffer->Initialized) {
- initialize_framebuffer_size(newCtx, readBuffer);
- }
-
- _mesa_resizebuffers(newCtx);
-#endif
-
-#else
- /* We want the drawBuffer and readBuffer to be initialized by
- * the driver.
- * This generally means the Width and Height match the actual
- * window size and the renderbuffers (both hardware and software
- * based) are allocated to match. The later can generally be
- * done with a call to _mesa_resize_framebuffer().
- *
- * It's theoretically possible for a buffer to have zero width
- * or height, but for now, assert check that the driver did what's
- * expected of it.
- */
- ASSERT(drawBuffer->Width > 0);
- ASSERT(drawBuffer->Height > 0);
-#endif
-
if (drawBuffer) {
_mesa_check_init_viewport(newCtx,
drawBuffer->Width, drawBuffer->Height);
}
if (newCtx->FirstTimeCurrent) {
- _mesa_compute_version(newCtx);
+ assert(newCtx->Version > 0);
newCtx->Extensions.String = _mesa_make_extension_string(newCtx);
if (ctx->ErrorValue == GL_NO_ERROR) {
ctx->ErrorValue = error;
}
-
- /* Call device driver's error handler, if any. This is used on the Mac. */
- if (ctx->Driver.Error) {
- ctx->Driver.Error(ctx);
- }
}
}
-/**
- * Set mvp_with_dp4 flag. If a driver has a preference for DP4 over
- * MUL/MAD, or vice versa, call this function to register that.
- * Otherwise we default to MUL/MAD.
- */
-void
-_mesa_set_mvp_with_dp4( struct gl_context *ctx,
- GLboolean flag )
-{
- ctx->mvp_with_dp4 = flag;
-}
-
/*
* ARB_blend_func_extended - ERRORS section
* "The error INVALID_OPERATION is generated by Begin or any procedure that