Differential D2603 Diff 8554 source/blender/gpu/intern/gpu_select.c

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source/blender/gpu/intern/gpu_select.c

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* Interface for accessing gpu-related methods for selection. The semantics will be		* Interface for accessing gpu-related methods for selection. The semantics will be
* similar to glRenderMode(GL_SELECT) since the goal is to maintain compatibility.		* similar to glRenderMode(GL_SELECT) since the goal is to maintain compatibility.
*/		*/
#include <stdlib.h>		#include <stdlib.h>

#include "GPU_select.h"		#include "GPU_select.h"
#include "GPU_extensions.h"		#include "GPU_extensions.h"
#include "GPU_glew.h"		#include "GPU_glew.h"
		#include "GPU_legacy_stubs.h"

#include "MEM_guardedalloc.h"		#include "MEM_guardedalloc.h"

#include "DNA_userdef_types.h"		#include "DNA_userdef_types.h"

#include "BLI_utildefines.h"		#include "BLI_utildefines.h"

#include "gpu_select_private.h"		#include "gpu_select_private.h"
▲ Show 20 Lines • Show All 43 Lines • ▼ Show 20 Lines	void GPU_select_begin(unsigned int buffer, unsigned int bufsize, const rcti input, char mode, int oldhits)
else {		else {
g_select_state.algorithm = ALGO_GL_QUERY;		g_select_state.algorithm = ALGO_GL_QUERY;
}		}

switch (g_select_state.algorithm) {		switch (g_select_state.algorithm) {
case ALGO_GL_LEGACY:		case ALGO_GL_LEGACY:
{		{
g_select_state.use_cache = false;		g_select_state.use_cache = false;
glSelectBuffer(bufsize, (GLuint *)buffer);		oldSelectBuffer(bufsize, (GLuint *)buffer);
glRenderMode(GL_SELECT);		oldRenderMode(GL_SELECT);
glInitNames();		oldInitNames();
glPushName(-1);		oldPushName(-1);
break;		break;
}		}
case ALGO_GL_QUERY:		case ALGO_GL_QUERY:
{		{
g_select_state.use_cache = false;		g_select_state.use_cache = false;
gpu_select_query_begin((unsigned int (*)[4])buffer, bufsize / 4, input, mode, oldhits);		gpu_select_query_begin((unsigned int (*)[4])buffer, bufsize / 4, input, mode, oldhits);
break;		break;
}		}
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{		{
/* if no selection mode active, ignore */		/* if no selection mode active, ignore */
if (!g_select_state.select_is_active)		if (!g_select_state.select_is_active)
return true;		return true;

switch (g_select_state.algorithm) {		switch (g_select_state.algorithm) {
case ALGO_GL_LEGACY:		case ALGO_GL_LEGACY:
{		{
glLoadName(id);		oldLoadName(id);
return true;		return true;
}		}
case ALGO_GL_QUERY:		case ALGO_GL_QUERY:
{		{
return gpu_select_query_load_id(id);		return gpu_select_query_load_id(id);
}		}
default: /* ALGO_GL_PICK */		default: /* ALGO_GL_PICK */
{		{
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*/		*/
unsigned int GPU_select_end(void)		unsigned int GPU_select_end(void)
{		{
unsigned int hits = 0;		unsigned int hits = 0;

switch (g_select_state.algorithm) {		switch (g_select_state.algorithm) {
case ALGO_GL_LEGACY:		case ALGO_GL_LEGACY:
{		{
glPopName();		oldPopName();
hits = glRenderMode(GL_RENDER);		hits = oldRenderMode(GL_RENDER);
break;		break;
}		}
case ALGO_GL_QUERY:		case ALGO_GL_QUERY:
{		{
hits = gpu_select_query_end();		hits = gpu_select_query_end();
break;		break;
}		}
default: /* ALGO_GL_PICK */		default: /* ALGO_GL_PICK */
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