Differential D6714 Diff 21387 source/blender/draw/engines/basic/basic_engine.c

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source/blender/draw/engines/basic/basic_engine.c

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#include "GPU_shader.h"		#include "GPU_shader.h"

#include "basic_engine.h"		#include "basic_engine.h"
/* Shaders */		/* Shaders */

#define BASIC_ENGINE "BLENDER_BASIC"		#define BASIC_ENGINE "BLENDER_BASIC"

		extern char datatoc_conservative_depth_frag_glsl[];
		extern char datatoc_conservative_depth_vert_glsl[];
		extern char datatoc_conservative_depth_geom_glsl[];

		extern char datatoc_common_view_lib_glsl[];

/* ********* LISTS ********* */		/* ********* LISTS ********* */

/* GPUViewport.storage		/* GPUViewport.storage
* Is freed everytime the viewport engine changes */		* Is freed everytime the viewport engine changes */
typedef struct BASIC_StorageList {		typedef struct BASIC_StorageList {
struct BASIC_PrivateData *g_data;		struct BASIC_PrivateData *g_data;
} BASIC_StorageList;		} BASIC_StorageList;

typedef struct BASIC_PassList {		typedef struct BASIC_PassList {
struct DRWPass *depth_pass[2];		struct DRWPass *depth_pass[2];
struct DRWPass *depth_pass_cull[2];		struct DRWPass *depth_pass_cull[2];
} BASIC_PassList;		} BASIC_PassList;

typedef struct BASIC_Data {		typedef struct BASIC_Data {
void *engine_type;		void *engine_type;
DRWViewportEmptyList *fbl;		DRWViewportEmptyList *fbl;
DRWViewportEmptyList *txl;		DRWViewportEmptyList *txl;
BASIC_PassList *psl;		BASIC_PassList *psl;
BASIC_StorageList *stl;		BASIC_StorageList *stl;
} BASIC_Data;		} BASIC_Data;

typedef struct BASIC_Shaders {		typedef struct BASIC_Shaders {
/* Depth Pre Pass */		/* Depth Pre Pass */
struct GPUShader *depth;		struct GPUShader *depth;
		struct GPUShader *depth_conservative;
} BASIC_Shaders;		} BASIC_Shaders;

/* ********* STATIC ********* */		/* ********* STATIC ********* */

static struct {		static struct {
BASIC_Shaders sh_data[GPU_SHADER_CFG_LEN];		BASIC_Shaders sh_data[GPU_SHADER_CFG_LEN];
} e_data = {{{NULL}}}; /* Engine data */		} e_data = {{{NULL}}}; /* Engine data */

typedef struct BASIC_PrivateData {		typedef struct BASIC_PrivateData {
DRWShadingGroup *depth_shgrp[2];		DRWShadingGroup *depth_shgrp[2];
DRWShadingGroup *depth_shgrp_cull[2];		DRWShadingGroup *depth_shgrp_cull[2];
} BASIC_PrivateData; /* Transient data */		} BASIC_PrivateData; /* Transient data */

/* Functions */		/* Functions */

static void basic_engine_init(void *UNUSED(vedata))		static void basic_engine_init(void *UNUSED(vedata))
{		{
const DRWContextState *draw_ctx = DRW_context_state_get();		const DRWContextState *draw_ctx = DRW_context_state_get();
BASIC_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg];		BASIC_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg];

/* Depth prepass */		/* Depth prepass */
if (!sh_data->depth) {		if (!sh_data->depth) {
sh_data->depth = DRW_shader_create_3d_depth_only(draw_ctx->sh_cfg);		sh_data->depth = DRW_shader_create_3d_depth_only(draw_ctx->sh_cfg);

		const GPUShaderConfigData *sh_cfg = &GPU_shader_cfg_data[draw_ctx->sh_cfg];
		sh_data->depth_conservative = GPU_shader_create_from_arrays({
		.vert = (const char *[]){sh_cfg->lib,
		datatoc_common_view_lib_glsl,
		datatoc_conservative_depth_vert_glsl,
		NULL},
		.geom = (const char *[]){sh_cfg->lib,
		datatoc_common_view_lib_glsl,
		datatoc_conservative_depth_geom_glsl,
		NULL},
		.frag = (const char *[]){datatoc_common_view_lib_glsl,
		datatoc_conservative_depth_frag_glsl,
		NULL},
		.defs = (const char *[]){sh_cfg->def, NULL},
		});
}		}
}		}

static void basic_cache_init(void *vedata)		static void basic_cache_init(void *vedata)
{		{
BASIC_PassList psl = ((BASIC_Data )vedata)->psl;		BASIC_PassList psl = ((BASIC_Data )vedata)->psl;
BASIC_StorageList stl = ((BASIC_Data )vedata)->stl;		BASIC_StorageList stl = ((BASIC_Data )vedata)->stl;
		DRWShadingGroup *grp;

const DRWContextState *draw_ctx = DRW_context_state_get();		const DRWContextState *draw_ctx = DRW_context_state_get();
BASIC_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg];		BASIC_Shaders *sh_data = &e_data.sh_data[draw_ctx->sh_cfg];

if (!stl->g_data) {		if (!stl->g_data) {
/* Alloc transient pointers */		/* Alloc transient pointers */
stl->g_data = MEM_callocN(sizeof(*stl->g_data), __func__);		stl->g_data = MEM_callocN(sizeof(*stl->g_data), __func__);
}		}

/* Twice for normal and infront objects. */		/* Twice for normal and infront objects. */
for (int i = 0; i < 2; i++) {		for (int i = 0; i < 2; i++) {
DRWState clip_state = (draw_ctx->sh_cfg == GPU_SHADER_CFG_CLIPPED) ? DRW_STATE_CLIP_PLANES : 0;		DRWState clip_state = (draw_ctx->sh_cfg == GPU_SHADER_CFG_CLIPPED) ? DRW_STATE_CLIP_PLANES : 0;
DRWState infront_state = (DRW_state_is_select() && (i == 1)) ? DRW_STATE_IN_FRONT_SELECT : 0;		DRWState infront_state = (DRW_state_is_select() && (i == 1)) ? DRW_STATE_IN_FRONT_SELECT : 0;
DRWState state = DRW_STATE_WRITE_DEPTH \| DRW_STATE_DEPTH_LESS_EQUAL;		DRWState state = DRW_STATE_WRITE_DEPTH \| DRW_STATE_DEPTH_LESS_EQUAL;

		GPUShader *sh = DRW_state_is_select() ? sh_data->depth_conservative : sh_data->depth;

DRW_PASS_CREATE(psl->depth_pass[i], state \| clip_state \| infront_state);		DRW_PASS_CREATE(psl->depth_pass[i], state \| clip_state \| infront_state);
stl->g_data->depth_shgrp[i] = DRW_shgroup_create(sh_data->depth, psl->depth_pass[i]);		stl->g_data->depth_shgrp[i] = grp = DRW_shgroup_create(sh, psl->depth_pass[i]);
		DRW_shgroup_uniform_vec2(grp, "sizeViewport", DRW_viewport_size_get(), 1);
		DRW_shgroup_uniform_vec2(grp, "sizeViewportInv", DRW_viewport_invert_size_get(), 1);

state \|= DRW_STATE_CULL_BACK;		state \|= DRW_STATE_CULL_BACK;
DRW_PASS_CREATE(psl->depth_pass_cull[i], state \| clip_state \| infront_state);		DRW_PASS_CREATE(psl->depth_pass_cull[i], state \| clip_state \| infront_state);
stl->g_data->depth_shgrp_cull[i] = DRW_shgroup_create(sh_data->depth, psl->depth_pass_cull[i]);		stl->g_data->depth_shgrp_cull[i] = grp = DRW_shgroup_create(sh, psl->depth_pass_cull[i]);
		DRW_shgroup_uniform_vec2(grp, "sizeViewport", DRW_viewport_size_get(), 1);
		DRW_shgroup_uniform_vec2(grp, "sizeViewportInv", DRW_viewport_invert_size_get(), 1);
}		}
}		}

static void basic_cache_populate(void vedata, Object ob)		static void basic_cache_populate(void vedata, Object ob)
{		{
BASIC_StorageList stl = ((BASIC_Data )vedata)->stl;		BASIC_StorageList stl = ((BASIC_Data )vedata)->stl;

/* TODO(fclem) fix selection of smoke domains. */		/* TODO(fclem) fix selection of smoke domains. */
▲ Show 20 Lines • Show All 69 Lines • ▼ Show 20 Lines	static void basic_draw_scene(void *vedata)
DRW_draw_pass(psl->depth_pass[0]);		DRW_draw_pass(psl->depth_pass[0]);
DRW_draw_pass(psl->depth_pass_cull[0]);		DRW_draw_pass(psl->depth_pass_cull[0]);
DRW_draw_pass(psl->depth_pass[1]);		DRW_draw_pass(psl->depth_pass[1]);
DRW_draw_pass(psl->depth_pass_cull[1]);		DRW_draw_pass(psl->depth_pass_cull[1]);
}		}

static void basic_engine_free(void)		static void basic_engine_free(void)
{		{
/* all shaders are builtin */		for (int i = 0; i < GPU_SHADER_CFG_LEN; i++) {
		BASIC_Shaders *sh_data = &e_data.sh_data[i];
		DRW_SHADER_FREE_SAFE(sh_data->depth_conservative);
		}
}		}

static const DrawEngineDataSize basic_data_size = DRW_VIEWPORT_DATA_SIZE(BASIC_Data);		static const DrawEngineDataSize basic_data_size = DRW_VIEWPORT_DATA_SIZE(BASIC_Data);

DrawEngineType draw_engine_basic_type = {		DrawEngineType draw_engine_basic_type = {
NULL,		NULL,
NULL,		NULL,
N_("Basic"),		N_("Basic"),
&basic_data_size,		&basic_data_size,
&basic_engine_init,		&basic_engine_init,
&basic_engine_free,		&basic_engine_free,
&basic_cache_init,		&basic_cache_init,
&basic_cache_populate,		&basic_cache_populate,
&basic_cache_finish,		&basic_cache_finish,
NULL,		NULL,
&basic_draw_scene,		&basic_draw_scene,
NULL,		NULL,
NULL,		NULL,
NULL,		NULL,
};		};

/* Note: currently unused, we may want to register so we can see this when debugging the view. */

RenderEngineType DRW_engine_viewport_basic_type = {
NULL,
NULL,
BASIC_ENGINE,
N_("Basic"),
RE_INTERNAL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
&draw_engine_basic_type,
{NULL, NULL, NULL},
};

#undef BASIC_ENGINE		#undef BASIC_ENGINE