| 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_MULTISAMPLE_H
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| 8 | #define CR_STATE_MULTISAMPLE_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 | #include <iprt/cdefs.h>
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| 13 |
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| 14 | #ifdef __cplusplus
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| 15 | extern "C" {
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| 16 | #endif
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| 17 |
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| 18 | typedef struct {
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| 19 | CRbitvalue dirty[CR_MAX_BITARRAY];
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| 20 | CRbitvalue enable[CR_MAX_BITARRAY];
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| 21 | CRbitvalue sampleAlphaToCoverage[CR_MAX_BITARRAY];
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| 22 | CRbitvalue sampleAlphaToOne[CR_MAX_BITARRAY];
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| 23 | CRbitvalue sampleCoverage[CR_MAX_BITARRAY];
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| 24 | CRbitvalue sampleCoverageValue[CR_MAX_BITARRAY]; /* and invert */
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| 25 | } CRMultisampleBits;
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| 26 |
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| 27 | typedef struct {
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| 28 | GLboolean enabled;
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| 29 | GLboolean sampleAlphaToCoverage;
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| 30 | GLboolean sampleAlphaToOne;
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| 31 | GLboolean sampleCoverage;
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| 32 | GLfloat sampleCoverageValue;
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| 33 | GLboolean sampleCoverageInvert;
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| 34 | } CRMultisampleState;
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| 35 |
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| 36 | DECLEXPORT(void) crStateMultisampleInit(CRContext *ctx);
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| 37 |
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| 38 | DECLEXPORT(void) crStateMultisampleDiff(CRMultisampleBits *bb, CRbitvalue *bitID,
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| 39 | CRContext *fromCtx, CRContext *toCtx);
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| 40 | DECLEXPORT(void) crStateMultisampleSwitch(CRMultisampleBits *bb, CRbitvalue *bitID,
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| 41 | CRContext *fromCtx, CRContext *toCtx);
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| 42 |
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| 43 | #ifdef __cplusplus
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| 44 | }
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| 45 | #endif
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| 46 |
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| 47 | #endif /* CR_STATE_MULTISAMPLE_H */
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