-/* $Id: attrib.c,v 1.41 2001/01/24 00:04:58 brianp Exp $ */
+/* $Id: attrib.c,v 1.42 2001/01/24 15:27:10 brianp Exp $ */
/*
* Mesa 3-D graphics library
#include "all.h"
#else
#include "glheader.h"
+#include "accum.h"
+#include "alpha.h"
#include "attrib.h"
+#include "blend.h"
#include "buffers.h"
+#include "clip.h"
+#include "colormac.h"
#include "context.h"
+#include "depth.h"
#include "enable.h"
#include "enums.h"
+#include "fog.h"
+#include "hint.h"
+#include "light.h"
+#include "lines.h"
+#include "logic.h"
+#include "masking.h"
#include "matrix.h"
#include "mem.h"
+#include "points.h"
+#include "polygon.h"
+#include "scissor.h"
#include "simple_list.h"
+#include "stencil.h"
#include "texstate.h"
#include "mtypes.h"
#endif
if (MESA_VERBOSE&VERBOSE_API)
fprintf(stderr, "glPushAttrib %x\n", (int)mask);
- if (ctx->AttribStackDepth>=MAX_ATTRIB_STACK_DEPTH) {
+ if (ctx->AttribStackDepth >= MAX_ATTRIB_STACK_DEPTH) {
gl_error( ctx, GL_STACK_OVERFLOW, "glPushAttrib" );
return;
}
/*
* This function is kind of long just because we have to call a lot
* of device driver functions to update device driver state.
+ *
+ * XXX As it is now, most of the pop-code calls immediate-mode Mesa functions
+ * in order to restore GL state. This isn't terribly efficient but it
+ * ensures that dirty flags and any derived state gets updated correctly.
+ * We could at least check if the value to restore equals the current value
+ * and then skip the Mesa call.
*/
void
_mesa_PopAttrib(void)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (ctx->AttribStackDepth==0) {
+ if (ctx->AttribStackDepth == 0) {
gl_error( ctx, GL_STACK_UNDERFLOW, "glPopAttrib" );
return;
}
switch (attr->kind) {
case GL_ACCUM_BUFFER_BIT:
- MEMCPY( &ctx->Accum, attr->data, sizeof(struct gl_accum_attrib) );
- ctx->NewState |= _NEW_ACCUM;
+ {
+ const struct gl_accum_attrib *accum;
+ accum = (const struct gl_accum_attrib *) attr->data;
+ _mesa_ClearAccum(accum->ClearColor[0],
+ accum->ClearColor[1],
+ accum->ClearColor[2],
+ accum->ClearColor[3]);
+ }
break;
case GL_COLOR_BUFFER_BIT:
{
- GLenum oldDrawBuffer = ctx->Color.DrawBuffer;
- GLenum oldAlphaFunc = ctx->Color.AlphaFunc;
- GLchan oldAlphaRef = ctx->Color.AlphaRef;
- GLenum oldBlendSrc = ctx->Color.BlendSrcRGB;
- GLenum oldBlendDst = ctx->Color.BlendDstRGB;
- GLenum oldLogicOp = ctx->Color.LogicOp;
- MEMCPY( &ctx->Color, attr->data,
- sizeof(struct gl_colorbuffer_attrib) );
- ctx->NewState |= _NEW_COLOR;
- if (ctx->Color.DrawBuffer != oldDrawBuffer) {
- _mesa_DrawBuffer( ctx->Color.DrawBuffer);
- }
- if ((ctx->Color.BlendSrcRGB != oldBlendSrc ||
- ctx->Color.BlendDstRGB != oldBlendDst) &&
- ctx->Driver.BlendFunc)
- (*ctx->Driver.BlendFunc)( ctx, ctx->Color.BlendSrcRGB,
- ctx->Color.BlendDstRGB);
- if (ctx->Color.LogicOp != oldLogicOp &&
- ctx->Driver.LogicOpcode) {
- ctx->Driver.LogicOpcode( ctx, ctx->Color.LogicOp );
- }
- if (ctx->Visual.rgbMode) {
- (*ctx->Driver.ClearColor)(ctx, ctx->Color.ClearColor);
- if ((ctx->Color.AlphaFunc != oldAlphaFunc ||
- ctx->Color.AlphaRef != oldAlphaRef) &&
- ctx->Driver.AlphaFunc)
- (*ctx->Driver.AlphaFunc)( ctx, ctx->Color.AlphaFunc,
- ctx->Color.AlphaRef / CHAN_MAXF);
- if (ctx->Driver.ColorMask) {
- (*ctx->Driver.ColorMask)(ctx,
- ctx->Color.ColorMask[0],
- ctx->Color.ColorMask[1],
- ctx->Color.ColorMask[2],
- ctx->Color.ColorMask[3]);
- }
- }
- else {
- (*ctx->Driver.ClearIndex)( ctx, ctx->Color.ClearIndex);
- }
+ const struct gl_colorbuffer_attrib *color;
+ color = (const struct gl_colorbuffer_attrib *) attr->data;
+ _mesa_ClearIndex(color->ClearIndex);
+ _mesa_ClearColor(CHAN_TO_FLOAT(color->ClearColor[0]),
+ CHAN_TO_FLOAT(color->ClearColor[1]),
+ CHAN_TO_FLOAT(color->ClearColor[2]),
+ CHAN_TO_FLOAT(color->ClearColor[3]));
+ _mesa_IndexMask(color->IndexMask);
+ _mesa_ColorMask((GLboolean) (color->ColorMask[0] != 0),
+ (GLboolean) (color->ColorMask[1] != 0),
+ (GLboolean) (color->ColorMask[2] != 0),
+ (GLboolean) (color->ColorMask[3] != 0));
+ _mesa_DrawBuffer(color->DrawBuffer);
+ _mesa_set_enable(ctx, GL_ALPHA_TEST, color->AlphaEnabled);
+ _mesa_AlphaFunc(color->AlphaFunc,
+ CHAN_TO_FLOAT(color->AlphaRef));
+ _mesa_set_enable(ctx, GL_BLEND, color->BlendEnabled);
+ _mesa_BlendFuncSeparateEXT(color->BlendSrcRGB,
+ color->BlendDstRGB,
+ color->BlendSrcA,
+ color->BlendDstA);
+ _mesa_BlendEquation(color->BlendEquation);
+ _mesa_BlendColor(color->BlendColor[0],
+ color->BlendColor[1],
+ color->BlendColor[2],
+ color->BlendColor[3]);
+ _mesa_LogicOp(color->LogicOp);
+ _mesa_set_enable(ctx, GL_COLOR_LOGIC_OP,
+ color->ColorLogicOpEnabled);
+ _mesa_set_enable(ctx, GL_INDEX_LOGIC_OP,
+ color->IndexLogicOpEnabled);
+ _mesa_set_enable(ctx, GL_DITHER, color->DitherFlag);
}
break;
case GL_CURRENT_BIT:
break;
case GL_DEPTH_BUFFER_BIT:
{
- GLboolean oldDepthTest = ctx->Depth.Test;
- GLenum oldDepthFunc = ctx->Depth.Func;
- GLboolean oldDepthMask = ctx->Depth.Mask;
- GLfloat oldDepthClear = ctx->Depth.Clear;
- MEMCPY( &ctx->Depth, attr->data,
- sizeof(struct gl_depthbuffer_attrib) );
- ctx->NewState |= _NEW_DEPTH;
- if (ctx->Depth.Test != oldDepthTest && ctx->Driver.Enable)
- (*ctx->Driver.Enable)( ctx, GL_DEPTH_TEST, ctx->Depth.Test);
- if (ctx->Depth.Func != oldDepthFunc && ctx->Driver.DepthFunc)
- (*ctx->Driver.DepthFunc)( ctx, ctx->Depth.Func );
- if (ctx->Depth.Mask != oldDepthMask && ctx->Driver.DepthMask)
- (*ctx->Driver.DepthMask)( ctx, ctx->Depth.Mask );
- if (ctx->Depth.Clear != oldDepthClear && ctx->Driver.ClearDepth)
- (*ctx->Driver.ClearDepth)( ctx, ctx->Depth.Clear );
+ const struct gl_depthbuffer_attrib *depth;
+ depth = (const struct gl_depthbuffer_attrib *) attr->data;
+ _mesa_DepthFunc(depth->Func);
+ _mesa_ClearDepth(depth->Clear);
+ _mesa_set_enable(ctx, GL_DEPTH_TEST, depth->Test);
+ _mesa_DepthMask(depth->Mask);
+ if (ctx->Extensions.HP_occlusion_test)
+ _mesa_set_enable(ctx, GL_OCCLUSION_TEST_HP,
+ depth->OcclusionTest);
}
break;
case GL_ENABLE_BIT:
break;
case GL_FOG_BIT:
{
- GLboolean anyChange = (GLboolean) (memcmp( &ctx->Fog, attr->data, sizeof(struct gl_fog_attrib) ) != 0);
- MEMCPY( &ctx->Fog, attr->data, sizeof(struct gl_fog_attrib) );
- ctx->NewState |= _NEW_FOG;
- if (anyChange && ctx->Driver.Fogfv) {
- const GLfloat mode = (GLfloat) ctx->Fog.Mode;
- const GLfloat density = ctx->Fog.Density;
- const GLfloat start = ctx->Fog.Start;
- const GLfloat end = ctx->Fog.End;
- const GLfloat index = ctx->Fog.Index;
- (*ctx->Driver.Fogfv)( ctx, GL_FOG_MODE, &mode);
- (*ctx->Driver.Fogfv)( ctx, GL_FOG_DENSITY, &density );
- (*ctx->Driver.Fogfv)( ctx, GL_FOG_START, &start );
- (*ctx->Driver.Fogfv)( ctx, GL_FOG_END, &end );
- (*ctx->Driver.Fogfv)( ctx, GL_FOG_INDEX, &index );
- (*ctx->Driver.Fogfv)( ctx, GL_FOG_COLOR, ctx->Fog.Color );
- }
- ctx->_Enabled &= ~ENABLE_FOG;
- if (ctx->Fog.Enabled) ctx->_Enabled |= ENABLE_FOG;
+ const struct gl_fog_attrib *fog;
+ fog = (const struct gl_fog_attrib *) attr->data;
+ _mesa_set_enable(ctx, GL_FOG, fog->Enabled);
+ _mesa_Fogfv(GL_FOG_COLOR, fog->Color);
+ _mesa_Fogf(GL_FOG_DENSITY, fog->Density);
+ _mesa_Fogf(GL_FOG_START, fog->Start);
+ _mesa_Fogf(GL_FOG_END, fog->End);
+ _mesa_Fogf(GL_FOG_INDEX, fog->Index);
+ _mesa_Fogi(GL_FOG_MODE, fog->Mode);
}
break;
case GL_HINT_BIT:
- MEMCPY( &ctx->Hint, attr->data, sizeof(struct gl_hint_attrib) );
- ctx->NewState |= _NEW_HINT;
- if (ctx->Driver.Hint) {
- (*ctx->Driver.Hint)( ctx, GL_PERSPECTIVE_CORRECTION_HINT,
- ctx->Hint.PerspectiveCorrection );
- (*ctx->Driver.Hint)( ctx, GL_POINT_SMOOTH_HINT,
- ctx->Hint.PointSmooth);
- (*ctx->Driver.Hint)( ctx, GL_LINE_SMOOTH_HINT,
- ctx->Hint.LineSmooth );
- (*ctx->Driver.Hint)( ctx, GL_POLYGON_SMOOTH_HINT,
- ctx->Hint.PolygonSmooth );
- (*ctx->Driver.Hint)( ctx, GL_FOG_HINT, ctx->Hint.Fog );
+ {
+ const struct gl_hint_attrib *hint;
+ hint = (const struct gl_hint_attrib *) attr->data;
+ /* XXX this memcpy is temporary: */
+ MEMCPY(&ctx->Hint, hint, sizeof(struct gl_hint_attrib));
+ _mesa_Hint(GL_PERSPECTIVE_CORRECTION_HINT,
+ hint->PerspectiveCorrection );
+ _mesa_Hint(GL_POINT_SMOOTH_HINT, hint->PointSmooth);
+ _mesa_Hint(GL_LINE_SMOOTH_HINT, hint->LineSmooth);
+ _mesa_Hint(GL_POLYGON_SMOOTH_HINT, hint->PolygonSmooth);
+ _mesa_Hint(GL_FOG_HINT, hint->Fog);
+ _mesa_Hint(GL_CLIP_VOLUME_CLIPPING_HINT_EXT,
+ hint->ClipVolumeClipping);
+ if (ctx->Extensions.ARB_texture_compression)
+ _mesa_Hint(GL_TEXTURE_COMPRESSION_HINT_ARB,
+ hint->TextureCompression);
}
break;
case GL_LIGHTING_BIT:
- MEMCPY( &ctx->Light, attr->data, sizeof(struct gl_light_attrib) );
- ctx->NewState |= _NEW_LIGHT;
- if (ctx->Driver.Enable) {
+ {
GLuint i;
+ const struct gl_light_attrib *light;
+ light = (const struct gl_light_attrib *) attr->data;
+ /* lighting enable */
+ _mesa_set_enable(ctx, GL_LIGHTING, light->Enabled);
+ /* per-light state */
for (i = 0; i < MAX_LIGHTS; i++) {
- GLenum light = (GLenum) (GL_LIGHT0 + i);
- (*ctx->Driver.Enable)( ctx, light, ctx->Light.Light[i].Enabled );
+ GLenum lgt = (GLenum) (GL_LIGHT0 + i);
+ _mesa_set_enable(ctx, lgt, light->Light[i].Enabled);
+ MEMCPY(&ctx->Light.Light[i], &light->Light[i],
+ sizeof(struct gl_light));
}
- (*ctx->Driver.Enable)( ctx, GL_LIGHTING, ctx->Light.Enabled );
+ /* light model */
+ _mesa_LightModelfv(GL_LIGHT_MODEL_AMBIENT,
+ light->Model.Ambient);
+ _mesa_LightModelf(GL_LIGHT_MODEL_LOCAL_VIEWER,
+ (GLfloat) light->Model.LocalViewer);
+ _mesa_LightModelf(GL_LIGHT_MODEL_TWO_SIDE,
+ (GLfloat) light->Model.TwoSide);
+ _mesa_LightModelf(GL_LIGHT_MODEL_COLOR_CONTROL,
+ (GLfloat) light->Model.ColorControl);
+ /* materials */
+ MEMCPY(ctx->Light.Material, light->Material,
+ 2 * sizeof(struct gl_material));
+ /* shade model */
+ _mesa_ShadeModel(ctx->Light.ShadeModel);
+ /* color material */
+ _mesa_ColorMaterial(light->ColorMaterialFace,
+ light->ColorMaterialMode);
+ _mesa_set_enable(ctx, GL_COLOR_MATERIAL,
+ light->ColorMaterialEnabled);
}
- if (ctx->Light.ShadeModel == GL_FLAT)
- ctx->_TriangleCaps |= DD_FLATSHADE;
- else
- ctx->_TriangleCaps &= ~DD_FLATSHADE;
- if (ctx->Driver.ShadeModel)
- (*ctx->Driver.ShadeModel)(ctx, ctx->Light.ShadeModel);
- ctx->_Enabled &= ~ENABLE_LIGHT;
- if (ctx->Light.Enabled)
- ctx->_Enabled |= ENABLE_LIGHT;
break;
case GL_LINE_BIT:
- MEMCPY( &ctx->Line, attr->data, sizeof(struct gl_line_attrib) );
- ctx->NewState |= _NEW_LINE;
- if (ctx->Driver.Enable) {
- (*ctx->Driver.Enable)( ctx, GL_LINE_SMOOTH, ctx->Line.SmoothFlag );
- (*ctx->Driver.Enable)( ctx, GL_LINE_STIPPLE, ctx->Line.StippleFlag );
+ {
+ const struct gl_line_attrib *line;
+ line = (const struct gl_line_attrib *) attr->data;
+ _mesa_set_enable(ctx, GL_LINE_SMOOTH, line->SmoothFlag);
+ _mesa_set_enable(ctx, GL_LINE_STIPPLE, line->StippleFlag);
+ _mesa_LineStipple(line->StippleFactor, line->StipplePattern);
+ _mesa_LineWidth(line->Width);
}
- if (ctx->Driver.LineStipple)
- (*ctx->Driver.LineStipple)(ctx, ctx->Line.StippleFactor,
- ctx->Line.StipplePattern);
- if (ctx->Driver.LineWidth)
- (*ctx->Driver.LineWidth)(ctx, ctx->Line.Width);
break;
case GL_LIST_BIT:
MEMCPY( &ctx->List, attr->data, sizeof(struct gl_list_attrib) );
ctx->NewState |= _NEW_PIXEL;
break;
case GL_POINT_BIT:
- MEMCPY( &ctx->Point, attr->data, sizeof(struct gl_point_attrib) );
- ctx->NewState |= _NEW_POINT;
- if (ctx->Driver.Enable)
- (*ctx->Driver.Enable)( ctx, GL_POINT_SMOOTH, ctx->Point.SmoothFlag );
+ {
+ const struct gl_point_attrib *point;
+ point = (const struct gl_point_attrib *) attr->data;
+ _mesa_PointSize(point->Size);
+ _mesa_set_enable(ctx, GL_POINT_SMOOTH, point->SmoothFlag);
+ _mesa_PointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT,
+ point->Params);
+ _mesa_PointParameterfEXT(GL_POINT_SIZE_MIN_EXT, point->MinSize);
+ _mesa_PointParameterfEXT(GL_POINT_SIZE_MAX_EXT, point->MaxSize);
+ _mesa_PointParameterfEXT(GL_POINT_FADE_THRESHOLD_SIZE_EXT,
+ point->Threshold);
+ }
break;
case GL_POLYGON_BIT:
{
- GLenum oldFrontMode = ctx->Polygon.FrontMode;
- GLenum oldBackMode = ctx->Polygon.BackMode;
- MEMCPY( &ctx->Polygon, attr->data,
- sizeof(struct gl_polygon_attrib) );
- ctx->NewState |= _NEW_POLYGON;
- if ((ctx->Polygon.FrontMode != oldFrontMode ||
- ctx->Polygon.BackMode != oldBackMode) &&
- ctx->Driver.PolygonMode) {
- (*ctx->Driver.PolygonMode)( ctx, GL_FRONT, ctx->Polygon.FrontMode);
- (*ctx->Driver.PolygonMode)( ctx, GL_BACK, ctx->Polygon.BackMode);
- }
- if (ctx->Driver.CullFace)
- ctx->Driver.CullFace( ctx, ctx->Polygon.CullFaceMode );
-
- if (ctx->Driver.FrontFace)
- ctx->Driver.FrontFace( ctx, ctx->Polygon.FrontFace );
-
- if (ctx->Driver.Enable)
- (*ctx->Driver.Enable)( ctx, GL_POLYGON_SMOOTH, ctx->Polygon.SmoothFlag );
+ const struct gl_polygon_attrib *polygon;
+ polygon = (const struct gl_polygon_attrib *) attr->data;
+ _mesa_CullFace(polygon->CullFaceMode);
+ _mesa_FrontFace(polygon->FrontFace);
+ _mesa_PolygonMode(GL_FRONT, polygon->FrontMode);
+ _mesa_PolygonMode(GL_BACK, polygon->BackMode);
+ _mesa_PolygonOffset(polygon->OffsetFactor,
+ polygon->OffsetUnits);
+ _mesa_set_enable(ctx, GL_POLYGON_SMOOTH, polygon->SmoothFlag);
+ _mesa_set_enable(ctx, GL_POLYGON_STIPPLE, polygon->StippleFlag);
+ _mesa_set_enable(ctx, GL_CULL_FACE, polygon->CullFlag);
+ _mesa_set_enable(ctx, GL_POLYGON_OFFSET_POINT,
+ polygon->OffsetPoint);
+ _mesa_set_enable(ctx, GL_POLYGON_OFFSET_LINE,
+ polygon->OffsetLine);
+ _mesa_set_enable(ctx, GL_POLYGON_OFFSET_FILL,
+ polygon->OffsetFill);
}
break;
case GL_POLYGON_STIPPLE_BIT:
ctx->Driver.PolygonStipple( ctx, (const GLubyte *) attr->data );
break;
case GL_SCISSOR_BIT:
- MEMCPY( &ctx->Scissor, attr->data,
- sizeof(struct gl_scissor_attrib) );
- ctx->NewState |= _NEW_SCISSOR;
- if (ctx->Driver.Enable)
- (*ctx->Driver.Enable)( ctx, GL_SCISSOR_TEST, ctx->Scissor.Enabled );
- if (ctx->Driver.Scissor)
- ctx->Driver.Scissor( ctx, ctx->Scissor.X, ctx->Scissor.Y,
- ctx->Scissor.Width, ctx->Scissor.Height );
+ {
+ const struct gl_scissor_attrib *scissor;
+ scissor = (const struct gl_scissor_attrib *) attr->data;
+ _mesa_Scissor(scissor->X, scissor->Y,
+ scissor->Width, scissor->Height);
+ _mesa_set_enable(ctx, GL_SCISSOR_TEST, scissor->Enabled);
+ }
break;
case GL_STENCIL_BUFFER_BIT:
- MEMCPY( &ctx->Stencil, attr->data,
- sizeof(struct gl_stencil_attrib) );
- ctx->NewState |= _NEW_STENCIL;
- if (ctx->Driver.StencilFunc)
- (*ctx->Driver.StencilFunc)( ctx, ctx->Stencil.Function,
- ctx->Stencil.Ref, ctx->Stencil.ValueMask);
- if (ctx->Driver.StencilMask)
- (*ctx->Driver.StencilMask)( ctx, ctx->Stencil.WriteMask );
- if (ctx->Driver.StencilOp)
- (*ctx->Driver.StencilOp)( ctx, ctx->Stencil.FailFunc,
- ctx->Stencil.ZFailFunc, ctx->Stencil.ZPassFunc);
- if (ctx->Driver.ClearStencil)
- (*ctx->Driver.ClearStencil)( ctx, ctx->Stencil.Clear );
- if (ctx->Driver.Enable)
- (*ctx->Driver.Enable)( ctx, GL_STENCIL_TEST, ctx->Stencil.Enabled );
- ctx->_TriangleCaps &= ~DD_STENCIL;
- if (ctx->Stencil.Enabled)
- ctx->_TriangleCaps |= DD_STENCIL;
-
+ {
+ const struct gl_stencil_attrib *stencil;
+ stencil = (const struct gl_stencil_attrib *) attr->data;
+ _mesa_set_enable(ctx, GL_STENCIL_TEST, stencil->Enabled);
+ _mesa_ClearStencil(stencil->Clear);
+ _mesa_StencilFunc(stencil->Function, stencil->Ref,
+ stencil->ValueMask);
+ _mesa_StencilMask(stencil->WriteMask);
+ _mesa_StencilOp(stencil->FailFunc, stencil->ZFailFunc,
+ stencil->ZPassFunc);
+ }
break;
case GL_TRANSFORM_BIT:
- MEMCPY( &ctx->Transform, attr->data,
- sizeof(struct gl_transform_attrib) );
- ctx->NewState |= _NEW_TRANSFORM;
- if (ctx->Driver.Enable) {
- (*ctx->Driver.Enable)( ctx, GL_NORMALIZE, ctx->Transform.Normalize );
- (*ctx->Driver.Enable)( ctx, GL_RESCALE_NORMAL_EXT, ctx->Transform.RescaleNormals );
+ {
+ GLuint i;
+ const struct gl_transform_attrib *xform;
+ xform = (const struct gl_transform_attrib *) attr->data;
+ _mesa_MatrixMode(xform->MatrixMode);
+ /* clip planes */
+ MEMCPY(ctx->Transform.EyeUserPlane, xform->EyeUserPlane,
+ sizeof(xform->EyeUserPlane));
+ MEMCPY(ctx->Transform._ClipUserPlane, xform->_ClipUserPlane,
+ sizeof(xform->EyeUserPlane));
+ /* clip plane enable flags */
+ for (i = 0; i < MAX_CLIP_PLANES; i++) {
+ _mesa_set_enable(ctx, GL_CLIP_PLANE0 + i,
+ xform->ClipEnabled[i]);
+ }
+ /* normalize/rescale */
+ _mesa_set_enable(ctx, GL_NORMALIZE, ctx->Transform.Normalize);
+ _mesa_set_enable(ctx, GL_RESCALE_NORMAL_EXT,
+ ctx->Transform.RescaleNormals);
}
- ctx->_Enabled &= ~(ENABLE_NORMALIZE|ENABLE_RESCALE);
- if (ctx->Transform.Normalize) ctx->_Enabled |= ENABLE_NORMALIZE;
- if (ctx->Transform.RescaleNormals) ctx->_Enabled |= ENABLE_RESCALE;
break;
case GL_TEXTURE_BIT:
/* Take care of texture object reference counters */
}
break;
case GL_VIEWPORT_BIT:
- {
- struct gl_viewport_attrib *v =
- (struct gl_viewport_attrib *)attr->data;
-
- ctx->NewState |= _NEW_VIEWPORT;
- _mesa_Viewport( v->X, v->Y, v->Width, v->Height );
- _mesa_DepthRange( v->Near, v->Far );
- break;
- }
+ {
+ const struct gl_viewport_attrib *vp;
+ vp = (const struct gl_viewport_attrib *)attr->data;
+ _mesa_Viewport(vp->X, vp->Y, vp->Width, vp->Height);
+ _mesa_DepthRange(vp->Near, vp->Far);
+ }
+ break;
default:
gl_problem( ctx, "Bad attrib flag in PopAttrib");
break;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (ctx->ClientAttribStackDepth>=MAX_CLIENT_ATTRIB_STACK_DEPTH) {
+ if (ctx->ClientAttribStackDepth >= MAX_CLIENT_ATTRIB_STACK_DEPTH) {
gl_error( ctx, GL_STACK_OVERFLOW, "glPushClientAttrib" );
return;
}
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- if (ctx->ClientAttribStackDepth==0) {
+ if (ctx->ClientAttribStackDepth == 0) {
gl_error( ctx, GL_STACK_UNDERFLOW, "glPopClientAttrib" );
return;
}
FREE( attr );
attr = next;
}
-
}
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