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patch by Zack Middleton (#5044)

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- Fix a few comments in tr_local.h
- A bit of refactoring of the cpp macros
This commit is contained in:
Thilo Schulz 2011-06-16 22:28:13 +00:00
parent fe1853477e
commit dc24d7649c
1 changed files with 16 additions and 12 deletions
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28
code/renderer/tr_local.h
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@ -39,15 +39,16 @@ typedef unsigned int glIndex_t;
// parallel on a dual cpu machine
#define SMP_FRAMES 2
// 12 bits
// 14 bits
// can't be increased without changing bit packing for drawsurfs
// see QSORT_SHADERNUM_SHIFT
#define MAX_SHADERS 16384
#define SHADERNUM_BITS 14
#define MAX_SHADERS (1<<SHADERNUM_BITS)
//#define MAX_SHADER_STATES 2048
#define MAX_STATES_PER_SHADER 32
#define MAX_STATE_NAME 32
// can't be increased without changing bit packing for drawsurfs
typedef struct dlight_s {
@ -821,21 +822,24 @@ compared quickly during the qsorting process
the bits are allocated as follows:
21 - 31 : sorted shader index
11 - 20 : entity index
2 - 6 : fog index
//2 : used to be clipped flag REMOVED - 03.21.00 rad
0 - 1 : dlightmap index
//2 : used to be clipped flag REMOVED - 03.21.00 rad
2 - 6 : fog index
11 - 20 : entity index
21 - 31 : sorted shader index
TTimo - 1.32
17-31 : sorted shader index
7-16 : entity index
2-6 : fog index
0-1 : dlightmap index
2-6 : fog index
7-16 : entity index
17-30 : sorted shader index
*/
#define QSORT_SHADERNUM_SHIFT 17
#define QSORT_FOGNUM_SHIFT 2
#define QSORT_ENTITYNUM_SHIFT 7
#define QSORT_FOGNUM_SHIFT 2
#define QSORT_SHADERNUM_SHIFT (QSORT_ENTITYNUM_SHIFT+GENTITYNUM_BITS)
#if (QSORT_SHADERNUM_SHIFT+SHADERNUM_BITS) > 32
#error "Need to update sorting, too many bits."
#endif
extern int gl_filter_min, gl_filter_max;