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windows-server-2003/multimedia/opengl/server/soft/so_get.c

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/*
** Copyright 1991, 1992, 1993, Silicon Graphics, Inc.
** All Rights Reserved.
**
** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
** the contents of this file may not be disclosed to third parties, copied or
** duplicated in any form, in whole or in part, without the prior written
** permission of Silicon Graphics, Inc.
**
** RESTRICTED RIGHTS LEGEND:
** Use, duplication or disclosure by the Government is subject to restrictions
** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
** and Computer Software clause at DFARS 252.227-7013, and/or in similar or
** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
** rights reserved under the Copyright Laws of the United States.
*/
#include "precomp.h"
#pragma hdrstop
#include <devlock.h>
#define __GL_FLOAT 0 /* __GLfloat */
#define __GL_FLOAT32 1 /* api 32 bit float */
#define __GL_FLOAT64 2 /* api 64 bit float */
#define __GL_INT32 3 /* api 32 bit int */
#define __GL_BOOLEAN 4 /* api 8 bit boolean */
#define __GL_COLOR 5 /* unscaled color in __GLfloat */
#define __GL_SCOLOR 6 /* scaled color in __GLfloat */
void __glConvertResult(__GLcontext *gc, GLint fromType, const void *rawdata,
GLint toType, void *result, GLint size);
void APIPRIVATE __glim_GetTexEnvfv(GLenum target,
GLenum pname, GLfloat v[])
{
__GL_SETUP_NOT_IN_BEGIN();
if (target != GL_TEXTURE_ENV) {
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_TEXTURE_ENV_MODE:
v[0] = gc->state.texture.env[0].mode;
break;
case GL_TEXTURE_ENV_COLOR:
__glUnScaleColorf(gc, v, &gc->state.texture.env[0].color);
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetTexEnviv(GLenum target,
GLenum pname, GLint v[])
{
__GL_SETUP_NOT_IN_BEGIN();
if (target != GL_TEXTURE_ENV) {
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_TEXTURE_ENV_MODE:
v[0] = gc->state.texture.env[0].mode;
break;
case GL_TEXTURE_ENV_COLOR:
__glUnScaleColori(gc, v, &gc->state.texture.env[0].color);
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
/************************************************************************/
void APIPRIVATE __glim_GetTexGenfv(GLenum coord, GLenum pname,
GLfloat v[])
{
__GLtextureCoordState* tcs;
__GL_SETUP_NOT_IN_BEGIN();
switch (coord) {
case GL_S:
tcs = &gc->state.texture.s;
break;
case GL_T:
tcs = &gc->state.texture.t;
break;
case GL_R:
tcs = &gc->state.texture.r;
break;
case GL_Q:
tcs = &gc->state.texture.q;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_TEXTURE_GEN_MODE:
v[0] = tcs->mode;
break;
case GL_OBJECT_PLANE:
v[0] = tcs->objectPlaneEquation.x;
v[1] = tcs->objectPlaneEquation.y;
v[2] = tcs->objectPlaneEquation.z;
v[3] = tcs->objectPlaneEquation.w;
break;
case GL_EYE_PLANE:
v[0] = tcs->eyePlaneEquation.x;
v[1] = tcs->eyePlaneEquation.y;
v[2] = tcs->eyePlaneEquation.z;
v[3] = tcs->eyePlaneEquation.w;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetTexGendv(GLenum coord, GLenum pname,
GLdouble v[])
{
__GLtextureCoordState* tcs;
__GL_SETUP_NOT_IN_BEGIN();
switch (coord) {
case GL_S:
tcs = &gc->state.texture.s;
break;
case GL_T:
tcs = &gc->state.texture.t;
break;
case GL_R:
tcs = &gc->state.texture.r;
break;
case GL_Q:
tcs = &gc->state.texture.q;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_TEXTURE_GEN_MODE:
v[0] = tcs->mode;
break;
case GL_OBJECT_PLANE:
v[0] = tcs->objectPlaneEquation.x;
v[1] = tcs->objectPlaneEquation.y;
v[2] = tcs->objectPlaneEquation.z;
v[3] = tcs->objectPlaneEquation.w;
break;
case GL_EYE_PLANE:
v[0] = tcs->eyePlaneEquation.x;
v[1] = tcs->eyePlaneEquation.y;
v[2] = tcs->eyePlaneEquation.z;
v[3] = tcs->eyePlaneEquation.w;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetTexGeniv(GLenum coord, GLenum pname,
GLint v[])
{
__GLtextureCoordState* tcs;
__GL_SETUP_NOT_IN_BEGIN();
switch (coord) {
case GL_S:
tcs = &gc->state.texture.s;
break;
case GL_T:
tcs = &gc->state.texture.t;
break;
case GL_R:
tcs = &gc->state.texture.r;
break;
case GL_Q:
tcs = &gc->state.texture.q;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_TEXTURE_GEN_MODE:
v[0] = tcs->mode;
break;
case GL_OBJECT_PLANE:
__glConvertResult(gc, __GL_FLOAT, &tcs->objectPlaneEquation.x,
__GL_INT32, v, 4);
break;
case GL_EYE_PLANE:
__glConvertResult(gc, __GL_FLOAT, &tcs->eyePlaneEquation.x,
__GL_INT32, v, 4);
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
/************************************************************************/
void APIPRIVATE __glim_GetTexParameterfv(GLenum target,
GLenum pname, GLfloat v[])
{
__GLtextureParamState *pts;
__GL_SETUP_NOT_IN_BEGIN();
pts = __glLookUpTextureParams(gc, target);
if (!pts) {
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_TEXTURE_WRAP_S:
v[0] = pts->sWrapMode;
break;
case GL_TEXTURE_WRAP_T:
v[0] = pts->tWrapMode;
break;
case GL_TEXTURE_MIN_FILTER:
v[0] = pts->minFilter;
break;
case GL_TEXTURE_MAG_FILTER:
v[0] = pts->magFilter;
break;
case GL_TEXTURE_BORDER_COLOR:
v[0] = pts->borderColor.r;
v[1] = pts->borderColor.g;
v[2] = pts->borderColor.b;
v[3] = pts->borderColor.a;
break;
case GL_TEXTURE_PRIORITY:
{
__GLtextureObjectState *ptos;
ptos = __glLookUpTextureTexobjs(gc, target);
v[0] = ptos->priority;
}
break;
case GL_TEXTURE_RESIDENT:
{
__GLtextureObject *pto;
pto = __glLookUpTextureObject(gc, target);
v[0] = (GLfloat)(pto->resident);
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetTexParameteriv(GLenum target,
GLenum pname, GLint v[])
{
__GLtextureParamState *pts;
__GL_SETUP_NOT_IN_BEGIN();
pts = __glLookUpTextureParams(gc, target);
if (!pts) {
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_TEXTURE_WRAP_S:
v[0] = pts->sWrapMode;
break;
case GL_TEXTURE_WRAP_T:
v[0] = pts->tWrapMode;
break;
case GL_TEXTURE_MIN_FILTER:
v[0] = pts->minFilter;
break;
case GL_TEXTURE_MAG_FILTER:
v[0] = pts->magFilter;
break;
case GL_TEXTURE_BORDER_COLOR:
v[0] = __GL_FLOAT_TO_I(pts->borderColor.r);
v[1] = __GL_FLOAT_TO_I(pts->borderColor.g);
v[2] = __GL_FLOAT_TO_I(pts->borderColor.b);
v[3] = __GL_FLOAT_TO_I(pts->borderColor.a);
break;
case GL_TEXTURE_PRIORITY:
{
__GLtextureObjectState *ptos;
ptos = __glLookUpTextureTexobjs(gc, target);
v[0] = __GL_FLOAT_TO_I(ptos->priority);
}
break;
case GL_TEXTURE_RESIDENT:
{
__GLtextureObject *pto;
pto = __glLookUpTextureObject(gc, target);
v[0] = (GLint)(pto->resident);
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
/************************************************************************/
void APIPRIVATE __glim_GetTexLevelParameterfv(GLenum target, GLint level,
GLenum pname, GLfloat v[])
{
__GLtexture *tex;
__GLmipMapLevel *lp;
__GL_SETUP_NOT_IN_BEGIN();
tex = __glLookUpTexture(gc, target);
if (!tex) {
bad_enum:
__glSetError(GL_INVALID_ENUM);
return;
}
if ((level < 0) || (level >= gc->constants.maxMipMapLevel)) {
__glSetError(GL_INVALID_VALUE);
return;
}
lp = &tex->level[level];
switch (pname) {
case GL_TEXTURE_WIDTH:
v[0] = lp->width;
break;
case GL_TEXTURE_HEIGHT:
if (tex->dim == 1) {
v[0] = lp->height - lp->border*2;
} else {
v[0] = lp->height;
}
break;
case GL_TEXTURE_COMPONENTS:
v[0] = lp->requestedFormat;
break;
case GL_TEXTURE_BORDER:
v[0] = lp->border;
break;
case GL_TEXTURE_RED_SIZE:
v[0] = lp->redSize;
break;
case GL_TEXTURE_GREEN_SIZE:
v[0] = lp->greenSize;
break;
case GL_TEXTURE_BLUE_SIZE:
v[0] = lp->blueSize;
break;
case GL_TEXTURE_ALPHA_SIZE:
v[0] = lp->alphaSize;
break;
case GL_TEXTURE_LUMINANCE_SIZE:
v[0] = lp->luminanceSize;
break;
case GL_TEXTURE_INTENSITY_SIZE:
v[0] = lp->intensitySize;
break;
default:
goto bad_enum;
}
}
void APIPRIVATE __glim_GetTexLevelParameteriv(GLenum target, GLint level,
GLenum pname, GLint v[])
{
__GLtexture *tex;
__GLmipMapLevel *lp;
__GL_SETUP_NOT_IN_BEGIN();
tex = __glLookUpTexture(gc, target);
if (!tex) {
bad_enum:
__glSetError(GL_INVALID_ENUM);
return;
}
if ((level < 0) || (level >= gc->constants.maxMipMapLevel)) {
__glSetError(GL_INVALID_VALUE);
return;
}
lp = &tex->level[level];
switch (pname) {
case GL_TEXTURE_WIDTH:
v[0] = lp->width;
break;
case GL_TEXTURE_HEIGHT:
if (tex->dim == 1) {
v[0] = lp->height - lp->border*2;
} else {
v[0] = lp->height;
}
break;
case GL_TEXTURE_COMPONENTS:
v[0] = lp->requestedFormat;
break;
case GL_TEXTURE_BORDER:
v[0] = lp->border;
break;
case GL_TEXTURE_RED_SIZE:
v[0] = lp->redSize;
break;
case GL_TEXTURE_GREEN_SIZE:
v[0] = lp->greenSize;
break;
case GL_TEXTURE_BLUE_SIZE:
v[0] = lp->blueSize;
break;
case GL_TEXTURE_ALPHA_SIZE:
v[0] = lp->alphaSize;
break;
case GL_TEXTURE_LUMINANCE_SIZE:
v[0] = lp->luminanceSize;
break;
case GL_TEXTURE_INTENSITY_SIZE:
v[0] = lp->intensitySize;
break;
default:
goto bad_enum;
}
}
/************************************************************************/
void APIPRIVATE __glim_GetClipPlane(GLenum plane, GLdouble eqn[4])
{
GLint index;
__GL_SETUP_NOT_IN_BEGIN();
index = plane - GL_CLIP_PLANE0;
if ((index < 0) || (index >= gc->constants.numberOfClipPlanes)) {
__glSetError(GL_INVALID_ENUM);
return;
}
eqn[0] = gc->state.transform.eyeClipPlanes[index].x;
eqn[1] = gc->state.transform.eyeClipPlanes[index].y;
eqn[2] = gc->state.transform.eyeClipPlanes[index].z;
eqn[3] = gc->state.transform.eyeClipPlanes[index].w;
}
/************************************************************************/
void FASTCALL __glInitImagePack(__GLcontext *gc, __GLpixelSpanInfo *spanInfo,
GLint width, GLint height, GLenum format, GLenum type,
const GLvoid *buf)
{
spanInfo->x = __glZero;
spanInfo->zoomx = __glOne;
spanInfo->realWidth = spanInfo->width = width;
spanInfo->height = height;
spanInfo->srcSkipPixels = 0;
spanInfo->srcSkipLines = 0;
spanInfo->srcSwapBytes = GL_FALSE;
#ifdef __GL_STIPPLE_MSB
spanInfo->srcLsbFirst = GL_FALSE;
#else
spanInfo->srcLsbFirst = GL_TRUE;
#endif
spanInfo->srcLineLength = width;
spanInfo->dstFormat = format;
spanInfo->dstType = type;
spanInfo->dstImage = buf;
__glLoadPackModes(gc, spanInfo);
}
void APIPRIVATE __glim_GetTexImage(GLenum target, GLint level, GLenum format, GLenum type,
GLvoid *texels)
{
GLint width, height;
GLint internalFormat;
__GLtexture *tex;
__GLmipMapLevel *lp;
__GLpixelSpanInfo spanInfo;
__GL_SETUP_NOT_IN_BEGIN();
tex = __glLookUpTexture(gc, target);
if (!tex || (target == GL_PROXY_TEXTURE_1D) ||
(target == GL_PROXY_TEXTURE_2D))
{
bad_enum:
__glSetError(GL_INVALID_ENUM);
return;
}
if ((level < 0) || (level >= gc->constants.maxMipMapLevel)) {
__glSetError(GL_INVALID_VALUE);
return;
}
switch (format) {
case GL_RGBA:
case GL_RGB:
case GL_RED:
case GL_GREEN:
case GL_BLUE:
case GL_ALPHA:
case GL_LUMINANCE:
case GL_LUMINANCE_ALPHA:
#ifdef GL_EXT_bgra
case GL_BGRA_EXT:
case GL_BGR_EXT:
#endif
#ifdef GL_EXT_paletted_texture
case GL_COLOR_INDEX:
#endif
break;
default:
goto bad_enum;
}
switch (type) {
case GL_BYTE:
case GL_UNSIGNED_BYTE:
case GL_SHORT:
case GL_UNSIGNED_SHORT:
case GL_INT:
case GL_UNSIGNED_INT:
case GL_FLOAT:
break;
default:
goto bad_enum;
}
lp = &tex->level[level];
internalFormat = lp->internalFormat;
#ifdef NT
if (internalFormat == GL_NONE)
{
// No texture defined so don't return any data
// Note: This cannot be an error case because
// covgl calls GetTexImage without an image
// and expects success
return;
}
#endif
#ifdef GL_EXT_paletted_texture
// If the request is for color index data then the source
// must be color indices
if (format == GL_COLOR_INDEX &&
internalFormat != GL_COLOR_INDEX8_EXT &&
internalFormat != GL_COLOR_INDEX16_EXT)
{
__glSetError(GL_INVALID_OPERATION);
return;
}
#endif
width = lp->width;
if (tex->dim == 1) {
height = lp->height - lp->border*2;
} else {
height = lp->height;
}
spanInfo.srcImage = lp->buffer;
switch (internalFormat) {
case GL_LUMINANCE:
spanInfo.srcFormat = GL_RED;
spanInfo.srcType = GL_FLOAT;
spanInfo.srcAlignment = 4;
break;
case GL_LUMINANCE_ALPHA:
spanInfo.srcFormat = __GL_RED_ALPHA;
spanInfo.srcType = GL_FLOAT;
spanInfo.srcAlignment = 4;
break;
case GL_RGB:
spanInfo.srcFormat = GL_RGB;
spanInfo.srcType = GL_FLOAT;
spanInfo.srcAlignment = 4;
break;
case GL_RGBA:
spanInfo.srcFormat = GL_RGBA;
spanInfo.srcType = GL_FLOAT;
spanInfo.srcAlignment = 4;
break;
case GL_ALPHA:
spanInfo.srcFormat = GL_ALPHA;
spanInfo.srcType = GL_FLOAT;
spanInfo.srcAlignment = 4;
break;
case GL_INTENSITY:
spanInfo.srcFormat = GL_RED;
spanInfo.srcType = GL_FLOAT;
spanInfo.srcAlignment = 4;
break;
#ifdef GL_EXT_bgra
case GL_BGR_EXT:
// Be a little tricky here because the internal format
// is padded to 32 bits
spanInfo.srcFormat = GL_BGRA_EXT;
spanInfo.srcType = GL_UNSIGNED_BYTE;
spanInfo.srcAlignment = 4;
break;
case GL_BGRA_EXT:
spanInfo.srcFormat = GL_BGRA_EXT;
spanInfo.srcType = GL_UNSIGNED_BYTE;
spanInfo.srcAlignment = 4;
break;
#endif
#ifdef GL_EXT_paletted_texture
case GL_COLOR_INDEX8_EXT:
case GL_COLOR_INDEX16_EXT:
// We're copying out an indexed texture
// If the destination format is color index then we want the
// indices to go through the normal color index processing
// If the desination isn't color index then we do not want
// the normal color index processing to occur because the
// I_TO_? maps will be used. Instead we want the texture's
// palette to be used, so use a different format to force
// the new code path
if (format == GL_COLOR_INDEX)
{
spanInfo.srcFormat = GL_COLOR_INDEX;
}
else
{
spanInfo.srcFormat = __GL_PALETTE_INDEX;
}
if (internalFormat == GL_COLOR_INDEX8_EXT)
{
// We can't just use tex->paletteSize because
// this value is used to scale float items of srcType
// to srcType's range, not to the palette range
spanInfo.srcPaletteSize = 255;
spanInfo.srcType = GL_UNSIGNED_BYTE;
}
else
{
ASSERTOPENGL(internalFormat == GL_COLOR_INDEX16_EXT,
"Unexpected internalFormat\n");
spanInfo.srcPaletteSize = 65535;
spanInfo.srcType = GL_UNSIGNED_SHORT;
}
spanInfo.srcAlignment = 1;
spanInfo.srcPalette = tex->paletteData;
break;
#endif
#ifdef NT
default:
ASSERTOPENGL(FALSE, "Unhandled internalFormat in GetTexImage\n");
break;
#endif
}
// If we don't currently have the texture lock, take it.
if (!glsrvLazyGrabSurfaces((__GLGENcontext *)gc, TEXTURE_LOCK_FLAGS))
{
return;
}
__glInitImagePack(gc, &spanInfo, width, height, format, type, texels);
if (tex->dim == 1) {
spanInfo.srcSkipLines += lp->border;
}
__glInitPacker(gc, &spanInfo);
__glInitUnpacker(gc, &spanInfo);
(*gc->procs.copyImage)(gc, &spanInfo, GL_TRUE);
}
/************************************************************************/
void APIPRIVATE __glim_GetPolygonStipple(GLubyte *outImage)
{
__GLpixelSpanInfo spanInfo;
__GL_SETUP_NOT_IN_BEGIN();
spanInfo.srcImage = &(gc->state.polygonStipple.stipple[0]);
spanInfo.srcType = GL_BITMAP;
spanInfo.srcFormat = GL_COLOR_INDEX;
spanInfo.srcAlignment = 4;
__glInitImagePack(gc, &spanInfo, 32, 32, GL_COLOR_INDEX, GL_BITMAP,
outImage);
__glInitPacker(gc, &spanInfo);
__glInitUnpacker(gc, &spanInfo);
(*gc->procs.copyImage)(gc, &spanInfo, GL_TRUE);
}
/************************************************************************/
void APIPRIVATE __glim_GetLightfv(GLenum light, GLenum pname,
GLfloat result[])
{
GLint index;
__GLlightSourceState *src;
__GL_SETUP_NOT_IN_BEGIN();
index = light - GL_LIGHT0;
if ((index < 0) || (index >= gc->constants.numberOfLights)) {
__glSetError(GL_INVALID_ENUM);
return;
}
src = &gc->state.light.source[index];
switch (pname) {
case GL_AMBIENT:
__glUnScaleColorf(gc, result, &src->ambient);
break;
case GL_DIFFUSE:
__glUnScaleColorf(gc, result, &src->diffuse);
break;
case GL_SPECULAR:
__glUnScaleColorf(gc, result, &src->specular);
break;
case GL_POSITION:
result[0] = src->positionEye.x;
result[1] = src->positionEye.y;
result[2] = src->positionEye.z;
result[3] = src->positionEye.w;
break;
case GL_SPOT_DIRECTION:
result[0] = src->directionEye.x;
result[1] = src->directionEye.y;
result[2] = src->directionEye.z;
break;
case GL_SPOT_EXPONENT:
result[0] = src->spotLightExponent;
break;
case GL_SPOT_CUTOFF:
result[0] = src->spotLightCutOffAngle;
break;
case GL_CONSTANT_ATTENUATION:
result[0] = src->constantAttenuation;
break;
case GL_LINEAR_ATTENUATION:
result[0] = src->linearAttenuation;
break;
case GL_QUADRATIC_ATTENUATION:
result[0] = src->quadraticAttenuation;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetLightiv(GLenum light, GLenum pname,
GLint result[])
{
GLint index;
__GLlightSourceState *src;
__GL_SETUP_NOT_IN_BEGIN();
index = light - GL_LIGHT0;
if ((index < 0) || (index >= gc->constants.numberOfLights)) {
__glSetError(GL_INVALID_ENUM);
return;
}
src = &gc->state.light.source[index];
switch (pname) {
case GL_AMBIENT:
__glUnScaleColori(gc, result, &src->ambient);
break;
case GL_DIFFUSE:
__glUnScaleColori(gc, result, &src->diffuse);
break;
case GL_SPECULAR:
__glUnScaleColori(gc, result, &src->specular);
break;
case GL_POSITION:
__glConvertResult(gc, __GL_FLOAT, &src->positionEye.x,
__GL_INT32, result, 4);
break;
case GL_SPOT_DIRECTION:
__glConvertResult(gc, __GL_FLOAT, &src->directionEye.x,
__GL_INT32, result, 3);
break;
case GL_SPOT_EXPONENT:
__glConvertResult(gc, __GL_FLOAT, &src->spotLightExponent,
__GL_INT32, result, 1);
break;
case GL_SPOT_CUTOFF:
__glConvertResult(gc, __GL_FLOAT, &src->spotLightCutOffAngle,
__GL_INT32, result, 1);
break;
case GL_CONSTANT_ATTENUATION:
__glConvertResult(gc, __GL_FLOAT, &src->constantAttenuation,
__GL_INT32, result, 1);
break;
case GL_LINEAR_ATTENUATION:
__glConvertResult(gc, __GL_FLOAT, &src->linearAttenuation,
__GL_INT32, result, 1);
break;
case GL_QUADRATIC_ATTENUATION:
__glConvertResult(gc, __GL_FLOAT, &src->quadraticAttenuation,
__GL_INT32, result, 1);
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
/************************************************************************/
void APIPRIVATE __glim_GetMaterialfv(GLenum face, GLenum pname,
GLfloat result[])
{
__GLmaterialState *mat;
__GL_SETUP_NOT_IN_BEGIN();
switch (face) {
case GL_FRONT:
mat = &gc->state.light.front;
break;
case GL_BACK:
mat = &gc->state.light.back;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_COLOR_INDEXES:
result[0] = mat->cmapa;
result[1] = mat->cmapd;
result[2] = mat->cmaps;
break;
case GL_SHININESS:
result[0] = mat->specularExponent;
break;
case GL_EMISSION:
__glUnScaleColorf(gc, result, &mat->emissive);
break;
case GL_AMBIENT:
result[0] = mat->ambient.r;
result[1] = mat->ambient.g;
result[2] = mat->ambient.b;
result[3] = mat->ambient.a;
break;
case GL_DIFFUSE:
result[0] = mat->diffuse.r;
result[1] = mat->diffuse.g;
result[2] = mat->diffuse.b;
result[3] = mat->diffuse.a;
break;
case GL_SPECULAR:
result[0] = mat->specular.r;
result[1] = mat->specular.g;
result[2] = mat->specular.b;
result[3] = mat->specular.a;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetMaterialiv(GLenum face, GLenum pname,
GLint result[])
{
__GLmaterialState *mat;
__GL_SETUP_NOT_IN_BEGIN();
switch (face) {
case GL_FRONT:
mat = &gc->state.light.front;
break;
case GL_BACK:
mat = &gc->state.light.back;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
switch (pname) {
case GL_COLOR_INDEXES:
__glConvertResult(gc, __GL_FLOAT, &mat->cmapa,
__GL_INT32, result, 3);
break;
case GL_SHININESS:
__glConvertResult(gc, __GL_FLOAT, &mat->specularExponent,
__GL_INT32, result, 1);
break;
case GL_EMISSION:
__glUnScaleColori(gc, result, &mat->emissive);
break;
case GL_AMBIENT:
result[0] = __GL_FLOAT_TO_I(mat->ambient.r);
result[1] = __GL_FLOAT_TO_I(mat->ambient.g);
result[2] = __GL_FLOAT_TO_I(mat->ambient.b);
result[3] = __GL_FLOAT_TO_I(mat->ambient.a);
break;
case GL_DIFFUSE:
result[0] = __GL_FLOAT_TO_I(mat->diffuse.r);
result[1] = __GL_FLOAT_TO_I(mat->diffuse.g);
result[2] = __GL_FLOAT_TO_I(mat->diffuse.b);
result[3] = __GL_FLOAT_TO_I(mat->diffuse.a);
break;
case GL_SPECULAR:
result[0] = __GL_FLOAT_TO_I(mat->specular.r);
result[1] = __GL_FLOAT_TO_I(mat->specular.g);
result[2] = __GL_FLOAT_TO_I(mat->specular.b);
result[3] = __GL_FLOAT_TO_I(mat->specular.a);
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
/************************************************************************/
void APIPRIVATE __glim_GetMapfv(GLenum target, GLenum query, GLfloat buf[])
{
__GLevaluator1 *eval1;
__GLevaluator2 *eval2;
__GLfloat *eval1Data, *eval2Data;
GLfloat *rp;
GLint index, i, t;
__GL_SETUP_NOT_IN_BEGIN();
/*
** Check if target is valid.
*/
rp = buf;
switch (target) {
case GL_MAP1_COLOR_4:
case GL_MAP1_INDEX:
case GL_MAP1_NORMAL:
case GL_MAP1_TEXTURE_COORD_1:
case GL_MAP1_TEXTURE_COORD_2:
case GL_MAP1_TEXTURE_COORD_3:
case GL_MAP1_TEXTURE_COORD_4:
case GL_MAP1_VERTEX_3:
case GL_MAP1_VERTEX_4:
index = __GL_EVAL1D_INDEX(target);
eval1 = &gc->eval.eval1[index];
switch (query) {
case GL_COEFF:
t = eval1->order * eval1->k;
eval1Data = gc->eval.eval1Data[index];
for (i = 0; i < t; i++) {
*rp++ = eval1Data[i];
}
break;
case GL_DOMAIN:
*rp++ = eval1->u1;
*rp++ = eval1->u2;
break;
case GL_ORDER:
*rp++ = gc->eval.eval1[index].order;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
break;
case GL_MAP2_COLOR_4:
case GL_MAP2_INDEX:
case GL_MAP2_NORMAL:
case GL_MAP2_TEXTURE_COORD_1:
case GL_MAP2_TEXTURE_COORD_2:
case GL_MAP2_TEXTURE_COORD_3:
case GL_MAP2_TEXTURE_COORD_4:
case GL_MAP2_VERTEX_3:
case GL_MAP2_VERTEX_4:
index = __GL_EVAL2D_INDEX(target);
eval2 = &gc->eval.eval2[index];
switch (query) {
case GL_COEFF:
eval2Data = gc->eval.eval2Data[index];
t = eval2->majorOrder * eval2->minorOrder * eval2->k;
for (i = 0; i < t; i++) {
*rp++ = eval2Data[i];
}
break;
case GL_DOMAIN:
*rp++ = eval2->u1;
*rp++ = eval2->u2;
*rp++ = eval2->v1;
*rp++ = eval2->v2;
break;
case GL_ORDER:
*rp++ = gc->eval.eval2[index].majorOrder;
*rp++ = gc->eval.eval2[index].minorOrder;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetMapdv(GLenum target, GLenum query, GLdouble buf[])
{
__GLevaluator1 *eval1;
__GLevaluator2 *eval2;
__GLfloat *eval1Data, *eval2Data;
GLdouble *rp;
GLint index, i, t;
__GL_SETUP_NOT_IN_BEGIN();
/*
** Check if target is valid.
*/
rp = buf;
switch (target) {
case GL_MAP1_COLOR_4:
case GL_MAP1_INDEX:
case GL_MAP1_NORMAL:
case GL_MAP1_TEXTURE_COORD_1:
case GL_MAP1_TEXTURE_COORD_2:
case GL_MAP1_TEXTURE_COORD_3:
case GL_MAP1_TEXTURE_COORD_4:
case GL_MAP1_VERTEX_3:
case GL_MAP1_VERTEX_4:
index = __GL_EVAL1D_INDEX(target);
eval1 = &gc->eval.eval1[index];
switch (query) {
case GL_COEFF:
eval1Data = gc->eval.eval1Data[index];
t = eval1->order * eval1->k;
for (i = 0; i < t; i++) {
*rp++ = eval1Data[i];
}
break;
case GL_DOMAIN:
*rp++ = eval1->u1;
*rp++ = eval1->u2;
break;
case GL_ORDER:
*rp++ = gc->eval.eval1[index].order;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
break;
case GL_MAP2_COLOR_4:
case GL_MAP2_INDEX:
case GL_MAP2_NORMAL:
case GL_MAP2_TEXTURE_COORD_1:
case GL_MAP2_TEXTURE_COORD_2:
case GL_MAP2_TEXTURE_COORD_3:
case GL_MAP2_TEXTURE_COORD_4:
case GL_MAP2_VERTEX_3:
case GL_MAP2_VERTEX_4:
index = __GL_EVAL2D_INDEX(target);
eval2 = &gc->eval.eval2[index];
switch (query) {
case GL_COEFF:
eval2Data = gc->eval.eval2Data[index];
t = eval2->majorOrder * eval2->minorOrder * eval2->k;
for (i = 0; i < t; i++) {
*rp++ = eval2Data[i];
}
break;
case GL_DOMAIN:
*rp++ = eval2->u1;
*rp++ = eval2->u2;
*rp++ = eval2->v1;
*rp++ = eval2->v2;
break;
case GL_ORDER:
*rp++ = gc->eval.eval2[index].majorOrder;
*rp++ = gc->eval.eval2[index].minorOrder;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetMapiv(GLenum target, GLenum query, GLint buf[])
{
__GLevaluator1 *eval1;
__GLevaluator2 *eval2;
__GLfloat *eval1Data, *eval2Data;
GLint *rp;
GLint index, t;
__GL_SETUP_NOT_IN_BEGIN();
/*
** Check if target is valid.
*/
rp = buf;
switch (target) {
case GL_MAP1_COLOR_4:
case GL_MAP1_INDEX:
case GL_MAP1_NORMAL:
case GL_MAP1_TEXTURE_COORD_1:
case GL_MAP1_TEXTURE_COORD_2:
case GL_MAP1_TEXTURE_COORD_3:
case GL_MAP1_TEXTURE_COORD_4:
case GL_MAP1_VERTEX_3:
case GL_MAP1_VERTEX_4:
index = __GL_EVAL1D_INDEX(target);
eval1 = &gc->eval.eval1[index];
switch (query) {
case GL_COEFF:
eval1Data = gc->eval.eval1Data[index];
t = eval1->order * eval1->k;
__glConvertResult(gc, __GL_FLOAT, eval1Data,
__GL_INT32, rp, t);
break;
case GL_DOMAIN:
__glConvertResult(gc, __GL_FLOAT, &eval1->u1,
__GL_INT32, rp, 2);
break;
case GL_ORDER:
*rp++ = gc->eval.eval1[index].order;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
break;
case GL_MAP2_COLOR_4:
case GL_MAP2_INDEX:
case GL_MAP2_NORMAL:
case GL_MAP2_TEXTURE_COORD_1:
case GL_MAP2_TEXTURE_COORD_2:
case GL_MAP2_TEXTURE_COORD_3:
case GL_MAP2_TEXTURE_COORD_4:
case GL_MAP2_VERTEX_3:
case GL_MAP2_VERTEX_4:
index = __GL_EVAL2D_INDEX(target);
eval2 = &gc->eval.eval2[index];
switch (query) {
case GL_COEFF:
eval2Data = gc->eval.eval2Data[index];
t = eval2->majorOrder * eval2->minorOrder * eval2->k;
__glConvertResult(gc, __GL_FLOAT, eval2Data,
__GL_INT32, rp, t);
break;
case GL_DOMAIN:
__glConvertResult(gc, __GL_FLOAT, &eval2->u1,
__GL_INT32, rp, 4);
break;
case GL_ORDER:
*rp++ = gc->eval.eval2[index].majorOrder;
*rp++ = gc->eval.eval2[index].minorOrder;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
/*****************************************************************************/
void APIPRIVATE __glim_GetPixelMapfv(GLenum map, GLfloat buf[])
{
GLint index;
GLint limit;
GLfloat *rp;
__GLpixelMapHead *pMap;
__GL_SETUP_NOT_IN_BEGIN();
pMap = gc->state.pixel.pixelMap;
index = map - GL_PIXEL_MAP_I_TO_I;
rp = buf;
switch (map) {
case GL_PIXEL_MAP_I_TO_I:
case GL_PIXEL_MAP_S_TO_S:
{
GLint *fromp = pMap[index].base.mapI;
limit = pMap[index].size;
while (--limit >= 0) {
*rp++ = *fromp++;
}
}
break;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_G:
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_A:
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_G_TO_G:
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_A_TO_A:
{
__GLfloat *fromp = pMap[index].base.mapF;
limit = pMap[index].size;
while (--limit >= 0) {
*rp++ = *fromp++;
}
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetPixelMapuiv(GLenum map, GLuint buf[])
{
GLint index;
GLint limit;
GLuint *rp;
__GLpixelMapHead *pMap;
__GL_SETUP_NOT_IN_BEGIN();
pMap = gc->state.pixel.pixelMap;
index = map - GL_PIXEL_MAP_I_TO_I;
rp = buf;
switch (map) {
case GL_PIXEL_MAP_I_TO_I:
case GL_PIXEL_MAP_S_TO_S:
{
GLint *fromp = pMap[index].base.mapI;
limit = pMap[index].size;
while (--limit >= 0) {
*rp++ = *fromp++;
}
}
break;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_G:
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_A:
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_G_TO_G:
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_A_TO_A:
{
__GLfloat *fromp = pMap[index].base.mapF;
limit = pMap[index].size;
while (--limit >= 0) {
*rp++ = (GLuint) *fromp++;
}
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
void APIPRIVATE __glim_GetPixelMapusv(GLenum map, GLushort buf[])
{
GLint index;
GLint limit;
GLushort *rp;
__GLpixelMapHead *pMap;
__GL_SETUP_NOT_IN_BEGIN();
pMap = gc->state.pixel.pixelMap;
index = map - GL_PIXEL_MAP_I_TO_I;
rp = buf;
switch (map) {
case GL_PIXEL_MAP_I_TO_I:
case GL_PIXEL_MAP_S_TO_S:
{
GLint *fromp = pMap[index].base.mapI;
limit = pMap[index].size;
while (--limit >= 0) {
*rp++ = (GLushort) *fromp++;
}
}
break;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_G:
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_A:
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_G_TO_G:
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_A_TO_A:
{
__GLfloat *fromp = pMap[index].base.mapF;
limit = pMap[index].size;
while (--limit >= 0) {
*rp++ = (GLushort) *fromp++;
}
}
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
}
/************************************************************************/
/*
** Convert the results of a query from one type to another.
*/
void __glConvertResult(__GLcontext *gc, GLint fromType, const void *rawdata,
GLint toType, void *result, GLint size)
{
GLint i;
switch (fromType) {
case __GL_FLOAT:
switch (toType) {
case __GL_FLOAT32:
for (i=0; i < size; i++) {
((GLfloat *)result)[i] = ((const __GLfloat *)rawdata)[i];
}
break;
case __GL_FLOAT64:
for (i=0; i < size; i++) {
((GLdouble *)result)[i] = ((const __GLfloat *)rawdata)[i];
}
break;
case __GL_INT32:
for (i=0; i < size; i++) {
((GLint *)result)[i] =
(GLint)(((const __GLfloat *)rawdata)[i] >= (__GLfloat) 0.0 ?
((const __GLfloat *)rawdata)[i] + __glHalf:
((const __GLfloat *)rawdata)[i] - __glHalf);
}
break;
case __GL_BOOLEAN:
for (i=0; i < size; i++) {
((GLboolean *)result)[i] =
((const __GLfloat *)rawdata)[i] ? 1 : 0;
}
break;
}
break;
case __GL_COLOR:
switch (toType) {
case __GL_FLOAT32:
for (i=0; i < size; i++) {
((GLfloat *)result)[i] = ((const __GLfloat *)rawdata)[i];
}
break;
case __GL_FLOAT64:
for (i=0; i < size; i++) {
((GLdouble *)result)[i] = ((const __GLfloat *)rawdata)[i];
}
break;
case __GL_INT32:
for (i=0; i < size; i++) {
((GLint *)result)[i] =
__GL_FLOAT_TO_I(((const __GLfloat *)rawdata)[i]);
}
break;
case __GL_BOOLEAN:
for (i=0; i < size; i++) {
((GLboolean *)result)[i] =
((const __GLfloat *)rawdata)[i] ? 1 : 0;
}
break;
}
break;
case __GL_SCOLOR:
switch (toType) {
case __GL_FLOAT32:
((GLfloat *)result)[0] =
((const __GLfloat *)rawdata)[0] * gc->oneOverRedVertexScale;
((GLfloat *)result)[1] =
((const __GLfloat *)rawdata)[1] * gc->oneOverGreenVertexScale;
((GLfloat *)result)[2] =
((const __GLfloat *)rawdata)[2] * gc->oneOverBlueVertexScale;
((GLfloat *)result)[3] =
((const __GLfloat *)rawdata)[3] * gc->oneOverAlphaVertexScale;
break;
case __GL_FLOAT64:
((GLdouble *)result)[0] =
((const __GLfloat *)rawdata)[0] * gc->oneOverRedVertexScale;
((GLdouble *)result)[1] =
((const __GLfloat *)rawdata)[1] * gc->oneOverGreenVertexScale;
((GLdouble *)result)[2] =
((const __GLfloat *)rawdata)[2] * gc->oneOverBlueVertexScale;
((GLdouble *)result)[3] =
((const __GLfloat *)rawdata)[3] * gc->oneOverAlphaVertexScale;
break;
case __GL_INT32:
((GLint *)result)[0] =
__GL_FLOAT_TO_I(((const __GLfloat *)rawdata)[0] *
gc->oneOverRedVertexScale);
((GLint *)result)[1] =
__GL_FLOAT_TO_I(((const __GLfloat *)rawdata)[1] *
gc->oneOverGreenVertexScale);
((GLint *)result)[2] =
__GL_FLOAT_TO_I(((const __GLfloat *)rawdata)[2] *
gc->oneOverBlueVertexScale);
((GLint *)result)[3] =
__GL_FLOAT_TO_I(((const __GLfloat *)rawdata)[3] *
gc->oneOverAlphaVertexScale);
break;
case __GL_BOOLEAN:
for (i=0; i < size; i++) {
((GLboolean *)result)[i] =
((const __GLfloat *)rawdata)[i] ? 1 : 0;
}
break;
}
break;
case __GL_INT32:
switch (toType) {
case __GL_FLOAT32:
for (i=0; i < size; i++) {
((GLfloat *)result)[i] = ((const GLint *)rawdata)[i];
}
break;
case __GL_FLOAT64:
for (i=0; i < size; i++) {
((GLdouble *)result)[i] = ((const GLint *)rawdata)[i];
}
break;
case __GL_INT32:
for (i=0; i < size; i++) {
((GLint *)result)[i] = ((const GLint *)rawdata)[i];
}
break;
case __GL_BOOLEAN:
for (i=0; i < size; i++) {
((GLboolean *)result)[i] = ((const GLint *)rawdata)[i] ? 1 : 0;
}
break;
}
break;
case __GL_BOOLEAN:
switch (toType) {
case __GL_FLOAT32:
for (i=0; i < size; i++) {
((GLfloat *)result)[i] = ((const GLboolean *)rawdata)[i];
}
break;
case __GL_FLOAT64:
for (i=0; i < size; i++) {
((GLdouble *)result)[i] = ((const GLboolean *)rawdata)[i];
}
break;
case __GL_INT32:
for (i=0; i < size; i++) {
((GLint *)result)[i] = ((const GLboolean *)rawdata)[i];
}
break;
case __GL_BOOLEAN:
for (i=0; i < size; i++) {
((GLboolean *)result)[i] =
((const GLboolean *)rawdata)[i] ? 1 : 0;
}
break;
}
break;
}
}
/*
** Fetch the data for a query in its internal type, then convert it to the
** type that the user asked for.
*/
void __glDoGet(GLenum sq, void *result, GLint type, const char *procName)
{
GLint index;
__GLfloat ftemp[100], *fp = ftemp; /* NOTE: for floats */
__GLfloat ctemp[100], *cp = ctemp; /* NOTE: for colors */
__GLfloat sctemp[100], *scp = sctemp; /* NOTE: for scaled colors */
GLint itemp[100], *ip = itemp; /* NOTE: for ints */
GLboolean ltemp[100], *lp = ltemp; /* NOTE: for logicals */
__GLfloat *mp;
__GL_SETUP_NOT_IN_BEGIN();
#ifdef __GL_LINT
procName = procName;
#endif
switch (sq) {
case GL_ALPHA_TEST:
case GL_BLEND:
case GL_COLOR_MATERIAL:
case GL_CULL_FACE:
case GL_DEPTH_TEST:
case GL_DITHER:
#ifdef GL_WIN_specular_fog
case GL_FOG_SPECULAR_TEXTURE_WIN:
#endif //GL_WIN_specular_fog
case GL_FOG:
case GL_LIGHTING:
case GL_LINE_SMOOTH:
case GL_LINE_STIPPLE:
case GL_INDEX_LOGIC_OP:
case GL_COLOR_LOGIC_OP:
case GL_NORMALIZE:
case GL_POINT_SMOOTH:
case GL_POLYGON_SMOOTH:
case GL_POLYGON_STIPPLE:
case GL_SCISSOR_TEST:
case GL_STENCIL_TEST:
case GL_TEXTURE_1D:
case GL_TEXTURE_2D:
case GL_AUTO_NORMAL:
case GL_TEXTURE_GEN_S:
case GL_TEXTURE_GEN_T:
case GL_TEXTURE_GEN_R:
case GL_TEXTURE_GEN_Q:
#ifdef GL_WIN_multiple_textures
case GL_TEXCOMBINE_CLAMP_WIN:
#endif // GL_WIN_multiple_textures
#ifdef GL_EXT_flat_paletted_lighting
case GL_PALETTED_LIGHTING_EXT:
#endif // GL_EXT_flat_paletted_lighting
case GL_CLIP_PLANE0: case GL_CLIP_PLANE1:
case GL_CLIP_PLANE2: case GL_CLIP_PLANE3:
case GL_CLIP_PLANE4: case GL_CLIP_PLANE5:
case GL_LIGHT0: case GL_LIGHT1:
case GL_LIGHT2: case GL_LIGHT3:
case GL_LIGHT4: case GL_LIGHT5:
case GL_LIGHT6: case GL_LIGHT7:
case GL_MAP1_COLOR_4:
case GL_MAP1_NORMAL:
case GL_MAP1_INDEX:
case GL_MAP1_TEXTURE_COORD_1: case GL_MAP1_TEXTURE_COORD_2:
case GL_MAP1_TEXTURE_COORD_3: case GL_MAP1_TEXTURE_COORD_4:
case GL_MAP1_VERTEX_3: case GL_MAP1_VERTEX_4:
case GL_MAP2_COLOR_4:
case GL_MAP2_NORMAL:
case GL_MAP2_INDEX:
case GL_MAP2_TEXTURE_COORD_1: case GL_MAP2_TEXTURE_COORD_2:
case GL_MAP2_TEXTURE_COORD_3: case GL_MAP2_TEXTURE_COORD_4:
case GL_MAP2_VERTEX_3: case GL_MAP2_VERTEX_4:
case GL_VERTEX_ARRAY:
case GL_NORMAL_ARRAY:
case GL_COLOR_ARRAY:
case GL_INDEX_ARRAY:
case GL_TEXTURE_COORD_ARRAY:
case GL_EDGE_FLAG_ARRAY:
case GL_POLYGON_OFFSET_POINT:
case GL_POLYGON_OFFSET_LINE:
case GL_POLYGON_OFFSET_FILL:
*lp++ = __glim_IsEnabled(sq);
break;
case GL_MAX_TEXTURE_SIZE:
*ip++ = gc->constants.maxTextureSize;
break;
#ifdef GL_WIN_multiple_textures
case GL_MAX_CURRENT_TEXTURES_WIN:
*ip++ = (int)gc->constants.numberOfCurrentTextures;
break;
case GL_TEXCOMBINE_NATURAL_CLAMP_WIN:
*ip++ = (int)gc->constants.texCombineNaturalClamp;
break;
case GL_CURRENT_TEXTURE_INDEX_WIN:
*ip++ = (int)gc->texture.texIndex;
break;
#endif // GL_WIN_multiple_textures
case GL_SUBPIXEL_BITS:
*ip++ = gc->constants.subpixelBits;
break;
case GL_MAX_LIST_NESTING:
*ip++ = __GL_MAX_LIST_NESTING;
break;
case GL_CURRENT_COLOR:
*cp++ = gc->state.current.userColor.r;
*cp++ = gc->state.current.userColor.g;
*cp++ = gc->state.current.userColor.b;
*cp++ = gc->state.current.userColor.a;
break;
case GL_CURRENT_INDEX:
*fp++ = gc->state.current.userColorIndex;
break;
case GL_CURRENT_NORMAL:
*cp++ = gc->state.current.normal.x;
*cp++ = gc->state.current.normal.y;
*cp++ = gc->state.current.normal.z;
break;
case GL_CURRENT_TEXTURE_COORDS:
*fp++ = gc->state.current.texture.x;
*fp++ = gc->state.current.texture.y;
*fp++ = gc->state.current.texture.z;
*fp++ = gc->state.current.texture.w;
break;
case GL_CURRENT_RASTER_INDEX:
if (gc->modes.rgbMode) {
/* Always return 1 */
*fp++ = (__GLfloat) 1.0;
} else {
*fp++ = gc->state.current.rasterPos.colors[__GL_FRONTFACE].r;
}
break;
case GL_CURRENT_RASTER_COLOR:
if (gc->modes.colorIndexMode) {
/* Always return 1,1,1,1 */
*fp++ = (__GLfloat) 1.0;
*fp++ = (__GLfloat) 1.0;
*fp++ = (__GLfloat) 1.0;
*fp++ = (__GLfloat) 1.0;
} else {
*scp++ = gc->state.current.rasterPos.colors[__GL_FRONTFACE].r;
*scp++ = gc->state.current.rasterPos.colors[__GL_FRONTFACE].g;
*scp++ = gc->state.current.rasterPos.colors[__GL_FRONTFACE].b;
*scp++ = gc->state.current.rasterPos.colors[__GL_FRONTFACE].a;
}
break;
case GL_CURRENT_RASTER_TEXTURE_COORDS:
*fp++ = gc->state.current.rasterPos.texture.x;
*fp++ = gc->state.current.rasterPos.texture.y;
*fp++ = gc->state.current.rasterPos.texture.z;
*fp++ = gc->state.current.rasterPos.texture.w;
break;
case GL_CURRENT_RASTER_POSITION:
*fp++ = gc->state.current.rasterPos.window.x
- gc->constants.fviewportXAdjust;
if (gc->constants.yInverted) {
*fp++ = gc->constants.height -
(gc->state.current.rasterPos.window.y -
gc->constants.fviewportYAdjust) -
gc->constants.viewportEpsilon;
} else {
*fp++ = gc->state.current.rasterPos.window.y
- gc->constants.fviewportYAdjust;
}
*fp++ = gc->state.current.rasterPos.window.z / gc->depthBuffer.scale;
*fp++ = gc->state.current.rasterPos.clip.w;
break;
case GL_CURRENT_RASTER_POSITION_VALID:
*lp++ = gc->state.current.validRasterPos;
break;
case GL_CURRENT_RASTER_DISTANCE:
*fp++ = gc->state.current.rasterPos.eyeZ;
break;
case GL_POINT_SIZE:
*fp++ = gc->state.point.requestedSize;
break;
case GL_POINT_SIZE_RANGE:
*fp++ = gc->constants.pointSizeMinimum;
*fp++ = gc->constants.pointSizeMaximum;
break;
case GL_POINT_SIZE_GRANULARITY:
*fp++ = gc->constants.pointSizeGranularity;
break;
case GL_LINE_WIDTH:
*fp++ = gc->state.line.requestedWidth;
break;
case GL_LINE_WIDTH_RANGE:
*fp++ = gc->constants.lineWidthMinimum;
*fp++ = gc->constants.lineWidthMaximum;
break;
case GL_LINE_WIDTH_GRANULARITY:
*fp++ = gc->constants.lineWidthGranularity;
break;
case GL_LINE_STIPPLE_PATTERN:
*ip++ = gc->state.line.stipple;
break;
case GL_LINE_STIPPLE_REPEAT:
*ip++ = gc->state.line.stippleRepeat;
break;
case GL_POLYGON_MODE:
*ip++ = gc->state.polygon.frontMode;
*ip++ = gc->state.polygon.backMode;
break;
case GL_EDGE_FLAG:
*lp++ = gc->state.current.edgeTag;
break;
case GL_CULL_FACE_MODE:
*ip++ = gc->state.polygon.cull;
break;
case GL_FRONT_FACE:
*ip++ = gc->state.polygon.frontFaceDirection;
break;
case GL_LIGHT_MODEL_LOCAL_VIEWER:
*lp++ = gc->state.light.model.localViewer;
break;
case GL_LIGHT_MODEL_TWO_SIDE:
*lp++ = gc->state.light.model.twoSided;
break;
case GL_LIGHT_MODEL_AMBIENT:
__glUnScaleColorf(gc, cp, &gc->state.light.model.ambient);
cp += 4;
break;
case GL_COLOR_MATERIAL_FACE:
*ip++ = gc->state.light.colorMaterialFace;
break;
case GL_COLOR_MATERIAL_PARAMETER:
*ip++ = gc->state.light.colorMaterialParam;
break;
case GL_SHADE_MODEL:
*ip++ = gc->state.light.shadingModel;
break;
case GL_FOG_INDEX:
*fp++ = gc->state.fog.index;
break;
case GL_FOG_DENSITY:
*fp++ = gc->state.fog.density;
break;
case GL_FOG_START:
*fp++ = gc->state.fog.start;
break;
case GL_FOG_END:
*fp++ = gc->state.fog.end;
break;
case GL_FOG_MODE:
*ip++ = gc->state.fog.mode;
break;
case GL_FOG_COLOR:
*scp++ = gc->state.fog.color.r;
*scp++ = gc->state.fog.color.g;
*scp++ = gc->state.fog.color.b;
*scp++ = gc->state.fog.color.a;
break;
case GL_DEPTH_RANGE:
/* These get scaled like colors, to [0, 2^31-1] */
*cp++ = gc->state.viewport.zNear;
*cp++ = gc->state.viewport.zFar;
break;
case GL_DEPTH_WRITEMASK:
*lp++ = gc->state.depth.writeEnable;
break;
case GL_DEPTH_CLEAR_VALUE:
/* This gets scaled like colors, to [0, 2^31-1] */
*cp++ = gc->state.depth.clear;
break;
case GL_DEPTH_FUNC:
*ip++ = gc->state.depth.testFunc;
break;
case GL_ACCUM_CLEAR_VALUE:
*cp++ = gc->state.accum.clear.r;
*cp++ = gc->state.accum.clear.g;
*cp++ = gc->state.accum.clear.b;
*cp++ = gc->state.accum.clear.a;
break;
case GL_STENCIL_CLEAR_VALUE:
*ip++ = gc->state.stencil.clear;
break;
case GL_STENCIL_FUNC:
*ip++ = gc->state.stencil.testFunc;
break;
case GL_STENCIL_VALUE_MASK:
*ip++ = gc->state.stencil.mask;
break;
case GL_STENCIL_FAIL:
*ip++ = gc->state.stencil.fail;
break;
case GL_STENCIL_PASS_DEPTH_FAIL:
*ip++ = gc->state.stencil.depthFail;
break;
case GL_STENCIL_PASS_DEPTH_PASS:
*ip++ = gc->state.stencil.depthPass;
break;
case GL_STENCIL_REF:
*ip++ = gc->state.stencil.reference;
break;
case GL_STENCIL_WRITEMASK:
*ip++ = gc->state.stencil.writeMask;
break;
case GL_MATRIX_MODE:
*ip++ = gc->state.transform.matrixMode;
break;
case GL_VIEWPORT:
*ip++ = gc->state.viewport.x;
*ip++ = gc->state.viewport.y;
*ip++ = gc->state.viewport.width;
*ip++ = gc->state.viewport.height;
break;
case GL_ATTRIB_STACK_DEPTH:
*ip++ = (GLint)((ULONG_PTR)(gc->attributes.stackPointer - gc->attributes.stack));
break;
case GL_CLIENT_ATTRIB_STACK_DEPTH:
*ip++ = (GLint)((ULONG_PTR)(gc->clientAttributes.stackPointer - gc->clientAttributes.stack));
break;
case GL_MODELVIEW_STACK_DEPTH:
*ip++ = 1 + (GLint)((ULONG_PTR)(gc->transform.modelView - gc->transform.modelViewStack));
break;
case GL_PROJECTION_STACK_DEPTH:
*ip++ = 1 + (GLint)((ULONG_PTR)(gc->transform.projection - gc->transform.projectionStack));
break;
case GL_TEXTURE_STACK_DEPTH:
*ip++ = 1 + (GLint)((ULONG_PTR)(gc->transform.texture - gc->transform.textureStack));
break;
case GL_MODELVIEW_MATRIX:
mp = &gc->transform.modelView->matrix.matrix[0][0];
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
break;
case GL_PROJECTION_MATRIX:
mp = &gc->transform.projection->matrix.matrix[0][0];
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
break;
case GL_TEXTURE_MATRIX:
mp = &gc->transform.texture->matrix.matrix[0][0];
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
*fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++; *fp++ = *mp++;
break;
case GL_ALPHA_TEST_FUNC:
*ip++ = gc->state.raster.alphaFunction;
break;
case GL_ALPHA_TEST_REF:
*fp++ = gc->state.raster.alphaReference;
break;
case GL_BLEND_DST:
*ip++ = gc->state.raster.blendDst;
break;
case GL_BLEND_SRC:
*ip++ = gc->state.raster.blendSrc;
break;
case GL_LOGIC_OP_MODE:
*ip++ = gc->state.raster.logicOp;
break;
case GL_DRAW_BUFFER:
*ip++ = gc->state.raster.drawBufferReturn;
break;
case GL_READ_BUFFER:
*ip++ = gc->state.pixel.readBufferReturn;
break;
case GL_SCISSOR_BOX:
*ip++ = gc->state.scissor.scissorX;
*ip++ = gc->state.scissor.scissorY;
*ip++ = gc->state.scissor.scissorWidth;
*ip++ = gc->state.scissor.scissorHeight;
break;
case GL_INDEX_CLEAR_VALUE:
*fp++ = gc->state.raster.clearIndex;
break;
case GL_INDEX_MODE:
*lp++ = gc->modes.colorIndexMode ? GL_TRUE : GL_FALSE;
break;
case GL_INDEX_WRITEMASK:
*ip++ = gc->state.raster.writeMask;
break;
case GL_COLOR_CLEAR_VALUE:
*cp++ = gc->state.raster.clear.r;
*cp++ = gc->state.raster.clear.g;
*cp++ = gc->state.raster.clear.b;
*cp++ = gc->state.raster.clear.a;
break;
case GL_RGBA_MODE:
*lp++ = gc->modes.rgbMode ? GL_TRUE : GL_FALSE;
break;
case GL_COLOR_WRITEMASK:
*lp++ = gc->state.raster.rMask;
*lp++ = gc->state.raster.gMask;
*lp++ = gc->state.raster.bMask;
*lp++ = gc->state.raster.aMask;
break;
case GL_RENDER_MODE:
*ip++ = gc->renderMode;
break;
case GL_PERSPECTIVE_CORRECTION_HINT:
*ip++ = gc->state.hints.perspectiveCorrection;
break;
case GL_POINT_SMOOTH_HINT:
*ip++ = gc->state.hints.pointSmooth;
break;
case GL_LINE_SMOOTH_HINT:
*ip++ = gc->state.hints.lineSmooth;
break;
case GL_POLYGON_SMOOTH_HINT:
*ip++ = gc->state.hints.polygonSmooth;
break;
case GL_FOG_HINT:
*ip++ = gc->state.hints.fog;
break;
#ifdef GL_WIN_phong_shading
case GL_PHONG_HINT_WIN:
*ip++ = gc->state.hints.phong;
break;
#endif //GL_WIN_phong_shading
case GL_LIST_BASE:
*ip++ = gc->state.list.listBase;
break;
case GL_LIST_INDEX:
*ip++ = gc->dlist.currentList;
break;
case GL_LIST_MODE:
*ip++ = gc->dlist.mode;
break;
case GL_PACK_SWAP_BYTES:
*lp++ = gc->state.pixel.packModes.swapEndian;
break;
case GL_PACK_LSB_FIRST:
*lp++ = gc->state.pixel.packModes.lsbFirst;
break;
case GL_PACK_ROW_LENGTH:
*ip++ = gc->state.pixel.packModes.lineLength;
break;
case GL_PACK_SKIP_ROWS:
*ip++ = gc->state.pixel.packModes.skipLines;
break;
case GL_PACK_SKIP_PIXELS:
*ip++ = gc->state.pixel.packModes.skipPixels;
break;
case GL_PACK_ALIGNMENT:
*ip++ = gc->state.pixel.packModes.alignment;
break;
case GL_UNPACK_SWAP_BYTES:
*lp++ = gc->state.pixel.unpackModes.swapEndian;
break;
case GL_UNPACK_LSB_FIRST:
*lp++ = gc->state.pixel.unpackModes.lsbFirst;
break;
case GL_UNPACK_ROW_LENGTH:
*ip++ = gc->state.pixel.unpackModes.lineLength;
break;
case GL_UNPACK_SKIP_ROWS:
*ip++ = gc->state.pixel.unpackModes.skipLines;
break;
case GL_UNPACK_SKIP_PIXELS:
*ip++ = gc->state.pixel.unpackModes.skipPixels;
break;
case GL_UNPACK_ALIGNMENT:
*ip++ = gc->state.pixel.unpackModes.alignment;
break;
case GL_MAP_COLOR:
*lp++ = gc->state.pixel.transferMode.mapColor;
break;
case GL_MAP_STENCIL:
*lp++ = gc->state.pixel.transferMode.mapStencil;
break;
case GL_INDEX_SHIFT:
*ip++ = gc->state.pixel.transferMode.indexShift;
break;
case GL_INDEX_OFFSET:
*ip++ = gc->state.pixel.transferMode.indexOffset;
break;
case GL_RED_SCALE:
*fp++ = gc->state.pixel.transferMode.r_scale;
break;
case GL_GREEN_SCALE:
*fp++ = gc->state.pixel.transferMode.g_scale;
break;
case GL_BLUE_SCALE:
*fp++ = gc->state.pixel.transferMode.b_scale;
break;
case GL_ALPHA_SCALE:
*fp++ = gc->state.pixel.transferMode.a_scale;
break;
case GL_DEPTH_SCALE:
*fp++ = gc->state.pixel.transferMode.d_scale;
break;
case GL_RED_BIAS:
*fp++ = gc->state.pixel.transferMode.r_bias;
break;
case GL_GREEN_BIAS:
*fp++ = gc->state.pixel.transferMode.g_bias;
break;
case GL_BLUE_BIAS:
*fp++ = gc->state.pixel.transferMode.b_bias;
break;
case GL_ALPHA_BIAS:
*fp++ = gc->state.pixel.transferMode.a_bias;
break;
case GL_DEPTH_BIAS:
*fp++ = gc->state.pixel.transferMode.d_bias;
break;
case GL_ZOOM_X:
*fp++ = gc->state.pixel.transferMode.zoomX;
break;
case GL_ZOOM_Y:
*fp++ = gc->state.pixel.transferMode.zoomY;
break;
case GL_PIXEL_MAP_I_TO_I_SIZE: case GL_PIXEL_MAP_S_TO_S_SIZE:
case GL_PIXEL_MAP_I_TO_R_SIZE: case GL_PIXEL_MAP_I_TO_G_SIZE:
case GL_PIXEL_MAP_I_TO_B_SIZE: case GL_PIXEL_MAP_I_TO_A_SIZE:
case GL_PIXEL_MAP_R_TO_R_SIZE: case GL_PIXEL_MAP_G_TO_G_SIZE:
case GL_PIXEL_MAP_B_TO_B_SIZE: case GL_PIXEL_MAP_A_TO_A_SIZE:
index = sq - GL_PIXEL_MAP_I_TO_I_SIZE;
*ip++ = gc->state.pixel.pixelMap[index].size;
break;
case GL_MAX_EVAL_ORDER:
*ip++ = gc->constants.maxEvalOrder;
break;
case GL_MAX_LIGHTS:
*ip++ = gc->constants.numberOfLights;
break;
case GL_MAX_CLIP_PLANES:
*ip++ = gc->constants.numberOfClipPlanes;
break;
case GL_MAX_PIXEL_MAP_TABLE:
*ip++ = gc->constants.maxPixelMapTable;
break;
case GL_MAX_ATTRIB_STACK_DEPTH:
*ip++ = gc->constants.maxAttribStackDepth;
break;
case GL_MAX_CLIENT_ATTRIB_STACK_DEPTH:
*ip++ = gc->constants.maxClientAttribStackDepth;
break;
case GL_MAX_MODELVIEW_STACK_DEPTH:
#ifdef NT
*ip++ = __GL_WGL_MAX_MODELVIEW_STACK_DEPTH;
#else
*ip++ = gc->constants.maxModelViewStackDepth;
#endif
break;
case GL_MAX_NAME_STACK_DEPTH:
*ip++ = gc->constants.maxNameStackDepth;
break;
case GL_MAX_PROJECTION_STACK_DEPTH:
#ifdef NT
*ip++ = __GL_WGL_MAX_PROJECTION_STACK_DEPTH;
#else
*ip++ = gc->constants.maxProjectionStackDepth;
#endif
break;
case GL_MAX_TEXTURE_STACK_DEPTH:
#ifdef NT
*ip++ = __GL_WGL_MAX_TEXTURE_STACK_DEPTH;
#else
*ip++ = gc->constants.maxTextureStackDepth;
#endif
break;
case GL_INDEX_BITS:
*ip++ = gc->modes.indexBits;
break;
case GL_RED_BITS:
*ip++ = gc->modes.redBits;
break;
case GL_GREEN_BITS:
*ip++ = gc->modes.greenBits;
break;
case GL_BLUE_BITS:
*ip++ = gc->modes.blueBits;
break;
case GL_ALPHA_BITS:
*ip++ = gc->modes.alphaBits;
break;
case GL_DEPTH_BITS:
// gc->modes.depthBits is the number of bits in the total
// depth pixel, not just the number of active bits.
// Usually these quantities are the same, but not always
// for MCD.
*ip++ = ((__GLGENcontext *)gc)->gsurf.pfd.cDepthBits;
break;
case GL_STENCIL_BITS:
*ip++ = gc->modes.stencilBits;
break;
case GL_ACCUM_RED_BITS:
case GL_ACCUM_GREEN_BITS:
case GL_ACCUM_BLUE_BITS:
case GL_ACCUM_ALPHA_BITS:
*ip++ = gc->modes.accumBits;
break;
case GL_MAP1_GRID_DOMAIN:
*fp++ = gc->state.evaluator.u1.start;
*fp++ = gc->state.evaluator.u1.finish;
break;
case GL_MAP1_GRID_SEGMENTS:
*ip++ = gc->state.evaluator.u1.n;
break;
case GL_MAP2_GRID_DOMAIN:
*fp++ = gc->state.evaluator.u2.start;
*fp++ = gc->state.evaluator.u2.finish;
*fp++ = gc->state.evaluator.v2.start;
*fp++ = gc->state.evaluator.v2.finish;
break;
case GL_MAP2_GRID_SEGMENTS:
*ip++ = gc->state.evaluator.u2.n;
*ip++ = gc->state.evaluator.v2.n;
break;
case GL_NAME_STACK_DEPTH:
*ip++ = (GLint)((ULONG_PTR)(gc->select.sp - gc->select.stack));
break;
case GL_MAX_VIEWPORT_DIMS:
*ip++ = gc->constants.maxViewportWidth;
*ip++ = gc->constants.maxViewportHeight;
break;
case GL_DOUBLEBUFFER:
*lp++ = gc->modes.doubleBufferMode ? GL_TRUE : GL_FALSE;
break;
case GL_AUX_BUFFERS:
*ip++ = gc->modes.maxAuxBuffers;
break;
case GL_STEREO:
*lp++ = GL_FALSE;
break;
case GL_TEXTURE_BINDING_1D:
{
__GLtextureObjectState *ptos;
ptos = __glLookUpTextureTexobjs(gc, GL_TEXTURE_1D);
*ip++ = ptos->name;
}
break;
case GL_TEXTURE_BINDING_2D:
{
__GLtextureObjectState *ptos;
ptos = __glLookUpTextureTexobjs(gc, GL_TEXTURE_2D);
*ip++ = ptos->name;
}
break;
case GL_POLYGON_OFFSET_FACTOR:
*fp++ = gc->state.polygon.factor;
break;
case GL_POLYGON_OFFSET_UNITS:
*fp++ = gc->state.polygon.units;
break;
case GL_VERTEX_ARRAY_SIZE:
*ip++ = gc->vertexArray.vertex.size;
break;
case GL_VERTEX_ARRAY_TYPE:
*ip++ = gc->vertexArray.vertex.type;
break;
case GL_VERTEX_ARRAY_STRIDE:
*ip++ = gc->vertexArray.vertex.stride;
break;
case GL_NORMAL_ARRAY_TYPE:
*ip++ = gc->vertexArray.normal.type;
break;
case GL_NORMAL_ARRAY_STRIDE:
*ip++ = gc->vertexArray.normal.stride;
break;
case GL_COLOR_ARRAY_SIZE:
*ip++ = gc->vertexArray.color.size;
break;
case GL_COLOR_ARRAY_TYPE:
*ip++ = gc->vertexArray.color.type;
break;
case GL_COLOR_ARRAY_STRIDE:
*ip++ = gc->vertexArray.color.stride;
break;
case GL_INDEX_ARRAY_TYPE:
*ip++ = gc->vertexArray.index.type;
break;
case GL_INDEX_ARRAY_STRIDE:
*ip++ = gc->vertexArray.index.stride;
break;
case GL_TEXTURE_COORD_ARRAY_SIZE:
*ip++ = gc->vertexArray.texCoord.size;
break;
case GL_TEXTURE_COORD_ARRAY_TYPE:
*ip++ = gc->vertexArray.texCoord.type;
break;
case GL_TEXTURE_COORD_ARRAY_STRIDE:
*ip++ = gc->vertexArray.texCoord.stride;
break;
case GL_EDGE_FLAG_ARRAY_STRIDE:
*ip++ = gc->vertexArray.edgeFlag.stride;
break;
case GL_FEEDBACK_BUFFER_SIZE:
*ip++ = gc->feedback.resultLength;
break;
case GL_FEEDBACK_BUFFER_TYPE:
*ip++ = gc->feedback.type;
break;
case GL_SELECTION_BUFFER_SIZE:
*ip++ = gc->select.resultLength;
break;
case GL_MAX_ELEMENTS_INDICES_WIN:
*ip++ = VA_DRAWRANGEELEM_MAX_INDICES;
break;
case GL_MAX_ELEMENTS_VERTICES_WIN:
*ip++ = VA_DRAWRANGEELEM_MAX_VERTICES;
break;
default:
__glSetError(GL_INVALID_ENUM);
return;
}
/* Use the motion of the pointers to type convert the result */
if (ip != itemp) {
__glConvertResult(gc, __GL_INT32, itemp, type, result, (GLint)((ULONG_PTR)(ip - itemp)));
} else
if (fp != ftemp) {
__glConvertResult(gc, __GL_FLOAT, ftemp, type, result, (GLint)((ULONG_PTR)(fp - ftemp)));
} else
if (lp != ltemp) {
__glConvertResult(gc, __GL_BOOLEAN, ltemp, type, result, (GLint)((ULONG_PTR)(lp - ltemp)));
} else
if (cp != ctemp) {
__glConvertResult(gc, __GL_COLOR, ctemp, type, result, (GLint)((ULONG_PTR)(cp - ctemp)));
} else
if (scp != sctemp) {
__glConvertResult(gc, __GL_SCOLOR, sctemp, type, result, (GLint)((ULONG_PTR)(scp - sctemp)));
}
}
#ifdef NT
// __glGenDoGet implemented in ..\generic\gencx.c
extern void FASTCALL __glGenDoGet(GLenum, void *, GLint, const char *);
#endif
void APIPRIVATE __glim_GetDoublev(GLenum sq, GLdouble result[])
{
#ifdef NT
__glGenDoGet(sq, result, __GL_FLOAT64, "glGetDoublev");
#else
__glDoGet(sq, result, __GL_FLOAT64, "glGetDoublev");
#endif
}
void APIPRIVATE __glim_GetFloatv(GLenum sq, GLfloat result[])
{
#ifdef NT
__glGenDoGet(sq, result, __GL_FLOAT32, "glGetFloatv");
#else
__glDoGet(sq, result, __GL_FLOAT32, "glGetFloatv");
#endif
}
void APIPRIVATE __glim_GetIntegerv(GLenum sq, GLint result[])
{
#ifdef NT
__glGenDoGet(sq, result, __GL_INT32, "glGetIntegerv");
#else
__glDoGet(sq, result, __GL_INT32, "glGetIntegerv");
#endif
}
void APIPRIVATE __glim_GetBooleanv(GLenum sq, GLboolean result[])
{
#ifdef NT
__glGenDoGet(sq, result, __GL_BOOLEAN, "glGetBooleanv");
#else
__glDoGet(sq, result, __GL_BOOLEAN, "glGetBooleanv");
#endif
}
/*
** Return the current error code.
*/
GLenum APIPRIVATE __glim_GetError(void)
{
__GL_SETUP();
GLint error;
#ifdef NT
// glGetError is supposed to return GL_INVALID_OPERATION within
// a glBegin/glEnd pair but this can cause problems with apps
// which don't expect it. The suggested behavior is to return
// GL_NO_ERROR inside glBegin/glEnd but set the error code to
// GL_INVALID_OPERATION so a later glGetError outside of the
// glBegin/glEnd will return it
if (__GL_IN_BEGIN())
{
error = GL_NO_ERROR;
gc->error = GL_INVALID_OPERATION;
}
else
{
#endif
error = gc->error;
gc->error = 0;
#ifdef NT
}
#endif
return error;
}