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Last change
on this file since 35346 was 15532, checked in by vboxsync, 16 years ago |
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crOpenGL: export to OSE
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Property svn:eol-style
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native
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Property svn:keywords
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Id
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File size:
1.4 KB
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| 1 | /* Copyright (c) 2001, Stanford University
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| 2 | * All rights reserved.
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| 3 | *
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| 4 | * See the file LICENSE.txt for information on redistributing this software.
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| 5 | */
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| 6 |
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| 7 | #ifndef CR_STATE_VIEWPORT_H
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| 8 | #define CR_STATE_VIEWPORT_H
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| 9 |
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| 10 | #include "state/cr_statetypes.h"
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| 11 |
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| 12 | #ifdef __cplusplus
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| 13 | extern "C" {
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| 14 | #endif
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| 15 |
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| 16 | typedef struct {
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| 17 | CRbitvalue dirty[CR_MAX_BITARRAY];
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| 18 | CRbitvalue v_dims[CR_MAX_BITARRAY];
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| 19 | CRbitvalue s_dims[CR_MAX_BITARRAY];
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| 20 | CRbitvalue enable[CR_MAX_BITARRAY];
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| 21 | CRbitvalue depth[CR_MAX_BITARRAY];
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| 22 | } CRViewportBits;
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| 23 |
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| 24 | typedef struct {
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| 25 | /* Viewport state */
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| 26 | GLint viewportX;
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| 27 | GLint viewportY;
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| 28 | GLint viewportW;
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| 29 | GLint viewportH;
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| 30 | GLclampd nearClip;
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| 31 | GLclampd farClip;
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| 32 | GLboolean viewportValid;
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| 33 |
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| 34 | /* Scissor state */
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| 35 | GLboolean scissorTest;
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| 36 | GLint scissorX;
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| 37 | GLint scissorY;
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| 38 | GLsizei scissorW;
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| 39 | GLsizei scissorH;
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| 40 | GLboolean scissorValid;
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| 41 | } CRViewportState;
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| 42 |
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| 43 | DECLEXPORT(void) crStateViewportInit(CRContext *ctx);
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| 44 |
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| 45 | DECLEXPORT(void) crStateViewportApply( CRViewportState *v, GLvectorf *p );
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| 46 | DECLEXPORT(void) crStateViewportMakeCurrent(CRViewportState *v, CRViewportBits *vb);
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| 47 |
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| 48 | DECLEXPORT(void) crStateViewportDiff(CRViewportBits *bb, CRbitvalue *bitID,
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| 49 | CRContext *fromCtx, CRContext *toCtx);
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| 50 | DECLEXPORT(void) crStateViewportSwitch(CRViewportBits *bb, CRbitvalue *bitID,
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| 51 | CRContext *fromCtx, CRContext *toCtx);
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| 52 |
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| 53 | #ifdef __cplusplus
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| 54 | }
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| 55 | #endif
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| 56 |
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| 57 | #endif /* CR_STATE_VIEWPORT_H */
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