Differential D6922 Diff 22829 source/blender/gpu/intern/gpu_viewport.c

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source/blender/gpu/intern/gpu_viewport.c

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#include "IMB_colormanagement.h"		#include "IMB_colormanagement.h"

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

#include "GPU_framebuffer.h"		#include "GPU_framebuffer.h"
#include "GPU_glew.h"		#include "GPU_glew.h"
#include "GPU_immediate.h"		#include "GPU_immediate.h"
		#include "GPU_matrix.h"
#include "GPU_texture.h"		#include "GPU_texture.h"
#include "GPU_viewport.h"		#include "GPU_viewport.h"
#include "GPU_uniformbuffer.h"		#include "GPU_uniformbuffer.h"

#include "DRW_engine.h"		#include "DRW_engine.h"

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

Show All 12 Lines	typedef struct ViewportTempTexture {
void *user[MAX_ENGINE_BUFFER_SHARING];		void *user[MAX_ENGINE_BUFFER_SHARING];
GPUTexture *texture;		GPUTexture *texture;
} ViewportTempTexture;		} ViewportTempTexture;

struct GPUViewport {		struct GPUViewport {
int size[2];		int size[2];
int flag;		int flag;

/* If engine_handles mismatch we free all ViewportEngineData in this viewport */		/* Set the active view (for stereoscoptic viewport rendering). */
		fclemUnsubmitted Done Inline Actions Uppercase first letter and end with fullstop! Also the comment should be `/* Active view used for stereo viewport rendering. /` fclem:* Uppercase first letter and end with fullstop! Also the comment should be `/* Active view used…
		int active_view;

		/* If engine_handles mismatch we free all ViewportEngineData in this viewport. */
struct {		struct {
void *handle;		void *handle;
ViewportEngineData *data;		ViewportEngineData *data;
} engine_data[MAX_ENABLE_ENGINE];		} engine_data[MAX_ENABLE_ENGINE];

DefaultFramebufferList *fbl;		DefaultFramebufferList *fbl;
DefaultTextureList *txl;		DefaultTextureList *txl;

ViewportMemoryPool vmempool; /* Used for rendering data structure. */		ViewportMemoryPool vmempool; /* Used for rendering data structure. */
struct DRWInstanceDataList idatalist; / Used for rendering data structure. */		struct DRWInstanceDataList idatalist; / Used for rendering data structure. */

ListBase tex_pool; /* ViewportTempTexture list : Temporary textures shared across draw engines */		ListBase
		tex_pool; /* ViewportTempTexture list : Temporary textures shared across draw engines. */

/* Profiling data */		/* Profiling data. */
double cache_time;		double cache_time;

/* Color management. */		/* Color management. */
ColorManagedViewSettings view_settings;		ColorManagedViewSettings view_settings;
ColorManagedDisplaySettings display_settings;		ColorManagedDisplaySettings display_settings;
float dither;		float dither;
/* TODO(fclem) the uvimage display use the viewport but do not set any view transform for the		/* TODO(fclem) the uvimage display use the viewport but do not set any view transform for the
* moment. The end goal would be to let the GPUViewport do the color management. */		* moment. The end goal would be to let the GPUViewport do the color management. */
bool do_color_management;		bool do_color_management;
};		};

enum {		enum {
DO_UPDATE = (1 << 0),		DO_UPDATE = (1 << 0),
		GPU_VIEWPORT_STEREO = (1 << 1),
};		};

static void gpu_viewport_buffers_free(FramebufferList *fbl,		static void gpu_viewport_buffers_free(
int fbl_len,		FramebufferList fbl, int fbl_len, TextureList txl, TextureList *txl_stereo, int txl_len);
TextureList *txl,
int txl_len);
static void gpu_viewport_storage_free(StorageList *stl, int stl_len);		static void gpu_viewport_storage_free(StorageList *stl, int stl_len);
static void gpu_viewport_passes_free(PassList *psl, int psl_len);		static void gpu_viewport_passes_free(PassList *psl, int psl_len);
static void gpu_viewport_texture_pool_free(GPUViewport *viewport);		static void gpu_viewport_texture_pool_free(GPUViewport *viewport);

void GPU_viewport_tag_update(GPUViewport *viewport)		void GPU_viewport_tag_update(GPUViewport *viewport)
{		{
viewport->flag \|= DO_UPDATE;		viewport->flag \|= DO_UPDATE;
}		}

bool GPU_viewport_do_update(GPUViewport *viewport)		bool GPU_viewport_do_update(GPUViewport *viewport)
{		{
bool ret = (viewport->flag & DO_UPDATE);		bool ret = (viewport->flag & DO_UPDATE);
viewport->flag &= ~DO_UPDATE;		viewport->flag &= ~DO_UPDATE;
return ret;		return ret;
}		}

GPUViewport *GPU_viewport_create(void)		GPUViewport *GPU_viewport_create(bool stereo)
{		{
GPUViewport *viewport = MEM_callocN(sizeof(GPUViewport), "GPUViewport");		GPUViewport *viewport = MEM_callocN(sizeof(GPUViewport), "GPUViewport");
viewport->fbl = MEM_callocN(sizeof(DefaultFramebufferList), "FramebufferList");		viewport->fbl = MEM_callocN(sizeof(DefaultFramebufferList), "FramebufferList");
viewport->txl = MEM_callocN(sizeof(DefaultTextureList), "TextureList");		viewport->txl = MEM_callocN(sizeof(DefaultTextureList), "TextureList");
viewport->idatalist = DRW_instance_data_list_create();		viewport->idatalist = DRW_instance_data_list_create();
viewport->do_color_management = false;		viewport->do_color_management = false;

viewport->size[0] = viewport->size[1] = -1;		viewport->size[0] = viewport->size[1] = -1;
		SET_FLAG_FROM_TEST(viewport->flag, stereo, GPU_VIEWPORT_STEREO);
		viewport->active_view = -1;

return viewport;		return viewport;
}		}

		static void gpu_viewport_framebuffer_view_set(GPUViewport *viewport, int view)
		{
		/* Early check if the view is the latest requested. */
		if (viewport->active_view == view) {
		return;
		}
		DefaultFramebufferList *dfbl = viewport->fbl;
		DefaultTextureList *dtxl = viewport->txl;

		/* Only swap the texture when this is a Stereo Viewport. */
		if (((viewport->flag & GPU_VIEWPORT_STEREO) != 0)) {
		SWAP(GPUTexture *, dtxl->color, dtxl->color_stereo);
		SWAP(GPUTexture *, dtxl->color_overlay, dtxl->color_overlay_stereo);

		for (int i = 0; i < MAX_ENABLE_ENGINE; i++) {
		if (viewport->engine_data[i].handle != NULL) {
		ViewportEngineData *data = viewport->engine_data[i].data;
		SWAP(StorageList *, data->stl, data->stl_stereo);
		SWAP(TextureList *, data->txl, data->txl_stereo);
		}
		else {
		break;
		}
		}
		}

		GPU_framebuffer_ensure_config(&dfbl->default_fb,
		{
		GPU_ATTACHMENT_TEXTURE(dtxl->depth),
		GPU_ATTACHMENT_TEXTURE(dtxl->color),
		});

		GPU_framebuffer_ensure_config(&dfbl->overlay_fb,
		{
		GPU_ATTACHMENT_TEXTURE(dtxl->depth),
		GPU_ATTACHMENT_TEXTURE(dtxl->color_overlay),
		});

		GPU_framebuffer_ensure_config(&dfbl->depth_only_fb,
		{
		GPU_ATTACHMENT_TEXTURE(dtxl->depth),
		GPU_ATTACHMENT_NONE,
		});

		GPU_framebuffer_ensure_config(&dfbl->color_only_fb,
		{
		GPU_ATTACHMENT_NONE,
		GPU_ATTACHMENT_TEXTURE(dtxl->color),
		});

		GPU_framebuffer_ensure_config(&dfbl->overlay_only_fb,
		{
		GPU_ATTACHMENT_NONE,
		GPU_ATTACHMENT_TEXTURE(dtxl->color_overlay),
		});

		if (((viewport->flag & GPU_VIEWPORT_STEREO) != 0)) {
		GPU_framebuffer_ensure_config(&dfbl->stereo_comp_fb,
		{
		GPU_ATTACHMENT_NONE,
		GPU_ATTACHMENT_TEXTURE(dtxl->color),
		GPU_ATTACHMENT_TEXTURE(dtxl->color_overlay),
		});
		}
		else {
		dfbl->stereo_comp_fb = NULL;
		}

		viewport->active_view = view;
		}

void GPU_viewport_engine_data_create(GPUViewport viewport, void *engine_type)		void GPU_viewport_engine_data_create(GPUViewport viewport, void *engine_type)
{		{
ViewportEngineData *data = MEM_callocN(sizeof(ViewportEngineData), "ViewportEngineData");		ViewportEngineData *data = MEM_callocN(sizeof(ViewportEngineData), "ViewportEngineData");
int fbl_len, txl_len, psl_len, stl_len;		int fbl_len, txl_len, psl_len, stl_len;

DRW_engine_viewport_data_size_get(engine_type, &fbl_len, &txl_len, &psl_len, &stl_len);		DRW_engine_viewport_data_size_get(engine_type, &fbl_len, &txl_len, &psl_len, &stl_len);

data->engine_type = engine_type;		data->engine_type = engine_type;

data->fbl = MEM_callocN((sizeof(void ) fbl_len) + sizeof(FramebufferList), "FramebufferList");		data->fbl = MEM_callocN((sizeof(void ) fbl_len) + sizeof(FramebufferList), "FramebufferList");
data->txl = MEM_callocN((sizeof(void ) txl_len) + sizeof(TextureList), "TextureList");		data->txl = MEM_callocN((sizeof(void ) txl_len) + sizeof(TextureList), "TextureList");
data->psl = MEM_callocN((sizeof(void ) psl_len) + sizeof(PassList), "PassList");		data->psl = MEM_callocN((sizeof(void ) psl_len) + sizeof(PassList), "PassList");
data->stl = MEM_callocN((sizeof(void ) stl_len) + sizeof(StorageList), "StorageList");		data->stl = MEM_callocN((sizeof(void ) stl_len) + sizeof(StorageList), "StorageList");

		if ((viewport->flag & GPU_VIEWPORT_STEREO) != 0) {
		data->txl_stereo = MEM_callocN((sizeof(void ) txl_len) + sizeof(TextureList),
		"TextureList");
		data->stl_stereo = MEM_callocN((sizeof(void ) stl_len) + sizeof(StorageList),
		"StorageList");
		}

for (int i = 0; i < MAX_ENABLE_ENGINE; i++) {		for (int i = 0; i < MAX_ENABLE_ENGINE; i++) {
if (viewport->engine_data[i].handle == NULL) {		if (viewport->engine_data[i].handle == NULL) {
viewport->engine_data[i].handle = engine_type;		viewport->engine_data[i].handle = engine_type;
viewport->engine_data[i].data = data;		viewport->engine_data[i].data = data;
return data;		return data;
}		}
}		}

BLI_assert(!"Too many draw engines enabled at the same time");		BLI_assert(!"Too many draw engines enabled at the same time");
return NULL;		return NULL;
}		}

static void gpu_viewport_engines_data_free(GPUViewport *viewport)		static void gpu_viewport_engines_data_free(GPUViewport *viewport)
{		{
int fbl_len, txl_len, psl_len, stl_len;		int fbl_len, txl_len, psl_len, stl_len;

for (int i = 0; i < MAX_ENABLE_ENGINE && viewport->engine_data[i].handle; i++) {		for (int i = 0; i < MAX_ENABLE_ENGINE && viewport->engine_data[i].handle; i++) {
ViewportEngineData *data = viewport->engine_data[i].data;		ViewportEngineData *data = viewport->engine_data[i].data;

DRW_engine_viewport_data_size_get(data->engine_type, &fbl_len, &txl_len, &psl_len, &stl_len);		DRW_engine_viewport_data_size_get(data->engine_type, &fbl_len, &txl_len, &psl_len, &stl_len);

gpu_viewport_buffers_free(data->fbl, fbl_len, data->txl, txl_len);		gpu_viewport_buffers_free(data->fbl, fbl_len, data->txl, data->txl_stereo, txl_len);
gpu_viewport_passes_free(data->psl, psl_len);		gpu_viewport_passes_free(data->psl, psl_len);
gpu_viewport_storage_free(data->stl, stl_len);		gpu_viewport_storage_free(data->stl, stl_len);

MEM_freeN(data->fbl);		MEM_freeN(data->fbl);
MEM_freeN(data->txl);		MEM_freeN(data->txl);
MEM_freeN(data->psl);		MEM_freeN(data->psl);
MEM_freeN(data->stl);		MEM_freeN(data->stl);

		if ((viewport->flag & GPU_VIEWPORT_STEREO) != 0) {
		gpu_viewport_storage_free(data->stl_stereo, stl_len);
		MEM_freeN(data->txl_stereo);
		MEM_freeN(data->stl_stereo);
		}
/* We could handle this in the DRW module */		/* We could handle this in the DRW module */
if (data->text_draw_cache) {		if (data->text_draw_cache) {
extern void DRW_text_cache_destroy(struct DRWTextStore * dt);		extern void DRW_text_cache_destroy(struct DRWTextStore * dt);
DRW_text_cache_destroy(data->text_draw_cache);		DRW_text_cache_destroy(data->text_draw_cache);
data->text_draw_cache = NULL;		data->text_draw_cache = NULL;
}		}

MEM_freeN(data);		MEM_freeN(data);
Show All 22 Lines	ViewportMemoryPool GPU_viewport_mempool_get(GPUViewport viewport)
return &viewport->vmempool;		return &viewport->vmempool;
}		}

struct DRWInstanceDataList GPU_viewport_instance_data_list_get(GPUViewport viewport)		struct DRWInstanceDataList GPU_viewport_instance_data_list_get(GPUViewport viewport)
{		{
return viewport->idatalist;		return viewport->idatalist;
}		}

		/* Note this function is only allowed to be called from `DRW_notify_view_update`. The rest
		* should bind the correct viewport.
		*
		* The reason is that DRW_notify_view_update can be called from a different thread, but needs
		* access to the engine data. */
		void GPU_viewport_active_view_set(GPUViewport *viewport, int view)
		{
		gpu_viewport_framebuffer_view_set(viewport, view);
		}

void GPU_viewport_framebuffer_list_get(GPUViewport viewport)		void GPU_viewport_framebuffer_list_get(GPUViewport viewport)
{		{
return viewport->fbl;		return viewport->fbl;
}		}

void GPU_viewport_texture_list_get(GPUViewport viewport)		void GPU_viewport_texture_list_get(GPUViewport viewport)
{		{
return viewport->txl;		return viewport->txl;
▲ Show 20 Lines • Show All 109 Lines • ▼ Show 20 Lines	void GPU_viewport_cache_release(GPUViewport *viewport)
for (int i = 0; i < MAX_ENABLE_ENGINE && viewport->engine_data[i].handle; i++) {		for (int i = 0; i < MAX_ENABLE_ENGINE && viewport->engine_data[i].handle; i++) {
ViewportEngineData *data = viewport->engine_data[i].data;		ViewportEngineData *data = viewport->engine_data[i].data;
int psl_len;		int psl_len;
DRW_engine_viewport_data_size_get(data->engine_type, NULL, NULL, &psl_len, NULL);		DRW_engine_viewport_data_size_get(data->engine_type, NULL, NULL, &psl_len, NULL);
gpu_viewport_passes_free(data->psl, psl_len);		gpu_viewport_passes_free(data->psl, psl_len);
}		}
}		}

static void gpu_viewport_default_fb_create(GPUViewport *viewport)		static void gpu_viewport_default_fb_create(GPUViewport *viewport)
		fclemUnsubmitted Done Inline Actions I'm not a huge fan of having a state dependent view here. I would prefer if all viewport functions that are used for a specific view would take the view as argument. You can still have a view state internally of the viewport but the switching should be internal and transparent to the caller. fclem: I'm not a huge fan of having a state dependent view here. I would prefer if all viewport…
{		{
DefaultFramebufferList *dfbl = viewport->fbl;		DefaultFramebufferList *dfbl = viewport->fbl;
DefaultTextureList *dtxl = viewport->txl;		DefaultTextureList *dtxl = viewport->txl;
int *size = viewport->size;		int *size = viewport->size;
bool ok = true;		bool ok = true;

dtxl->color = GPU_texture_create_2d(size[0], size[1], GPU_RGBA16F, NULL, NULL);		dtxl->color = GPU_texture_create_2d(size[0], size[1], GPU_RGBA16F, NULL, NULL);
dtxl->color_overlay = GPU_texture_create_2d(size[0], size[1], GPU_SRGB8_A8, NULL, NULL);		dtxl->color_overlay = GPU_texture_create_2d(size[0], size[1], GPU_SRGB8_A8, NULL, NULL);
		if (((viewport->flag & GPU_VIEWPORT_STEREO) != 0)) {
		dtxl->color_stereo = GPU_texture_create_2d(size[0], size[1], GPU_RGBA16F, NULL, NULL);
		dtxl->color_overlay_stereo = GPU_texture_create_2d(size[0], size[1], GPU_SRGB8_A8, NULL, NULL);
		}

/* Can be shared with GPUOffscreen. */		/* Can be shared with GPUOffscreen. */
if (dtxl->depth == NULL) {		if (dtxl->depth == NULL) {
dtxl->depth = GPU_texture_create_2d(size[0], size[1], GPU_DEPTH24_STENCIL8, NULL, NULL);		dtxl->depth = GPU_texture_create_2d(size[0], size[1], GPU_DEPTH24_STENCIL8, NULL, NULL);
}		}

if (!dtxl->depth \|\| !dtxl->color) {		if (!dtxl->depth \|\| !dtxl->color) {
ok = false;		ok = false;
goto cleanup;		goto cleanup;
}		}

GPU_framebuffer_ensure_config(&dfbl->default_fb,		gpu_viewport_framebuffer_view_set(viewport, 0);
{
GPU_ATTACHMENT_TEXTURE(dtxl->depth),
GPU_ATTACHMENT_TEXTURE(dtxl->color),
});

GPU_framebuffer_ensure_config(&dfbl->overlay_fb,
{
GPU_ATTACHMENT_TEXTURE(dtxl->depth),
GPU_ATTACHMENT_TEXTURE(dtxl->color_overlay),
});

GPU_framebuffer_ensure_config(&dfbl->depth_only_fb,
{
GPU_ATTACHMENT_TEXTURE(dtxl->depth),
GPU_ATTACHMENT_NONE,
});

GPU_framebuffer_ensure_config(&dfbl->color_only_fb,
{
GPU_ATTACHMENT_NONE,
GPU_ATTACHMENT_TEXTURE(dtxl->color),
});

GPU_framebuffer_ensure_config(&dfbl->overlay_only_fb,
{
GPU_ATTACHMENT_NONE,
GPU_ATTACHMENT_TEXTURE(dtxl->color_overlay),
});

ok = ok && GPU_framebuffer_check_valid(dfbl->default_fb, NULL);		ok = ok && GPU_framebuffer_check_valid(dfbl->default_fb, NULL);
ok = ok && GPU_framebuffer_check_valid(dfbl->overlay_fb, NULL);		ok = ok && GPU_framebuffer_check_valid(dfbl->overlay_fb, NULL);
ok = ok && GPU_framebuffer_check_valid(dfbl->color_only_fb, NULL);		ok = ok && GPU_framebuffer_check_valid(dfbl->color_only_fb, NULL);
ok = ok && GPU_framebuffer_check_valid(dfbl->depth_only_fb, NULL);		ok = ok && GPU_framebuffer_check_valid(dfbl->depth_only_fb, NULL);
ok = ok && GPU_framebuffer_check_valid(dfbl->overlay_only_fb, NULL);		ok = ok && GPU_framebuffer_check_valid(dfbl->overlay_only_fb, NULL);
		if (((viewport->flag & GPU_VIEWPORT_STEREO) != 0)) {
		ok = ok && GPU_framebuffer_check_valid(dfbl->stereo_comp_fb, NULL);
		}
cleanup:		cleanup:
if (!ok) {		if (!ok) {
GPU_viewport_free(viewport);		GPU_viewport_free(viewport);
DRW_opengl_context_disable();		DRW_opengl_context_disable();
return;		return;
}		}

GPU_framebuffer_restore();		GPU_framebuffer_restore();
}		}

void GPU_viewport_bind(GPUViewport viewport, const rcti rect)		void GPU_viewport_bind(GPUViewport viewport, int view, const rcti rect)
{		{
DefaultFramebufferList *dfbl = viewport->fbl;		DefaultFramebufferList *dfbl = viewport->fbl;
int fbl_len, txl_len;		int fbl_len, txl_len;

int rect_size[2];		int rect_size[2];
/* add one pixel because of scissor test */		/* add one pixel because of scissor test */
rect_size[0] = BLI_rcti_size_x(rect) + 1;		rect_size[0] = BLI_rcti_size_x(rect) + 1;
rect_size[1] = BLI_rcti_size_y(rect) + 1;		rect_size[1] = BLI_rcti_size_y(rect) + 1;

DRW_opengl_context_enable();		DRW_opengl_context_enable();

if (dfbl->default_fb) {		if (dfbl->default_fb) {
if (!equals_v2v2_int(viewport->size, rect_size)) {		if (!equals_v2v2_int(viewport->size, rect_size)) {
gpu_viewport_buffers_free((FramebufferList *)viewport->fbl,		gpu_viewport_buffers_free((FramebufferList *)viewport->fbl,
default_fbl_len,		default_fbl_len,
(TextureList *)viewport->txl,		(TextureList *)viewport->txl,
		NULL,
default_txl_len);		default_txl_len);

for (int i = 0; i < MAX_ENABLE_ENGINE && viewport->engine_data[i].handle; i++) {		for (int i = 0; i < MAX_ENABLE_ENGINE && viewport->engine_data[i].handle; i++) {
ViewportEngineData *data = viewport->engine_data[i].data;		ViewportEngineData *data = viewport->engine_data[i].data;
DRW_engine_viewport_data_size_get(data->engine_type, &fbl_len, &txl_len, NULL, NULL);		DRW_engine_viewport_data_size_get(data->engine_type, &fbl_len, &txl_len, NULL, NULL);
gpu_viewport_buffers_free(data->fbl, fbl_len, data->txl, txl_len);		gpu_viewport_buffers_free(data->fbl, fbl_len, data->txl, data->txl_stereo, txl_len);
}		}

gpu_viewport_texture_pool_free(viewport);		gpu_viewport_texture_pool_free(viewport);
		viewport->active_view = -1;
}		}
}		}

copy_v2_v2_int(viewport->size, rect_size);		copy_v2_v2_int(viewport->size, rect_size);

gpu_viewport_texture_pool_clear_users(viewport);		gpu_viewport_texture_pool_clear_users(viewport);

if (!dfbl->default_fb) {		if (!dfbl->default_fb) {
gpu_viewport_default_fb_create(viewport);		gpu_viewport_default_fb_create(viewport);
}		}
		gpu_viewport_framebuffer_view_set(viewport, view);
}		}

void GPU_viewport_bind_from_offscreen(GPUViewport viewport, struct GPUOffScreen ofs)		void GPU_viewport_bind_from_offscreen(GPUViewport viewport, struct GPUOffScreen ofs)
{		{
DefaultFramebufferList *dfbl = viewport->fbl;		DefaultFramebufferList *dfbl = viewport->fbl;
DefaultTextureList *dtxl = viewport->txl;		DefaultTextureList *dtxl = viewport->txl;
GPUTexture color, depth;		GPUTexture color, depth;
GPUFrameBuffer *fb;		GPUFrameBuffer *fb;
Show All 18 Lines	void GPU_viewport_colorspace_set(GPUViewport *viewport,
float dither)		float dither)
{		{
memcpy(&viewport->view_settings, view_settings, sizeof(*view_settings));		memcpy(&viewport->view_settings, view_settings, sizeof(*view_settings));
memcpy(&viewport->display_settings, display_settings, sizeof(*display_settings));		memcpy(&viewport->display_settings, display_settings, sizeof(*display_settings));
viewport->dither = dither;		viewport->dither = dither;
viewport->do_color_management = true;		viewport->do_color_management = true;
}		}

		/* Merge the stereo textures. `color` and `overlay` texture will be modified. */
		void GPU_viewport_stereo_composite(GPUViewport viewport, Stereo3dFormat stereo_format)
		{
		if (!ELEM(stereo_format->display_mode, S3D_DISPLAY_ANAGLYPH, S3D_DISPLAY_INTERLACE)) {
		/* Early Exit: the other display modes need access to the full screen and cannot be
		* done from a single viewport. See `wm_stereo.c` */
		return;
		}
		gpu_viewport_framebuffer_view_set(viewport, 0);
		DefaultTextureList *dtxl = viewport->txl;
		DefaultFramebufferList *dfbl = viewport->fbl;

		GPUVertFormat *vert_format = immVertexFormat();
		uint pos = GPU_vertformat_attr_add(vert_format, "pos", GPU_COMP_F32, 2, GPU_FETCH_FLOAT);
		GPU_framebuffer_bind(dfbl->stereo_comp_fb);
		GPU_matrix_push();
		GPU_matrix_push_projection();
		GPU_matrix_identity_set();
		GPU_matrix_identity_projection_set();
		immBindBuiltinProgram(GPU_SHADER_2D_IMAGE_OVERLAYS_STEREO_MERGE);
		immUniform1i("imageTexture", 0);
		immUniform1i("overlayTexture", 1);
		int settings = stereo_format->display_mode;
		jbakkerAuthorUnsubmitted Done Inline Actions Remove mask. It is incorrect jbakker: Remove mask. It is incorrect
		if (settings == S3D_DISPLAY_ANAGLYPH) {
		switch (stereo_format->anaglyph_type) {
		case S3D_ANAGLYPH_REDCYAN:
		glColorMask(GL_FALSE, GL_TRUE, GL_TRUE, GL_TRUE);
		break;
		case S3D_ANAGLYPH_GREENMAGENTA:
		glColorMask(GL_TRUE, GL_FALSE, GL_TRUE, GL_TRUE);
		break;
		case S3D_ANAGLYPH_YELLOWBLUE:
		glColorMask(GL_FALSE, GL_FALSE, GL_TRUE, GL_TRUE);
		break;
		}
		}
		else if (settings == S3D_DISPLAY_INTERLACE) {
		settings \|= stereo_format->interlace_type << 3;
		SET_FLAG_FROM_TEST(settings, stereo_format->flag & S3D_INTERLACE_SWAP, 1 << 6);
		}
		immUniform1i("stereoDisplaySettings", settings);

		GPU_texture_bind(dtxl->color_stereo, 0);
		GPU_texture_bind(dtxl->color_overlay_stereo, 1);

		immBegin(GPU_PRIM_TRI_STRIP, 4);

		immVertex2f(pos, -1.0f, -1.0f);
		immVertex2f(pos, 1.0f, -1.0f);
		immVertex2f(pos, -1.0f, 1.0f);
		immVertex2f(pos, 1.0f, 1.0f);

		immEnd();

		GPU_texture_unbind(dtxl->color_stereo);
		GPU_texture_unbind(dtxl->color_overlay_stereo);

		immUnbindProgram();
		GPU_matrix_pop_projection();
		GPU_matrix_pop();

		if (settings == S3D_DISPLAY_ANAGLYPH) {
		glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
		}

		GPU_framebuffer_restore();
		}

static void gpu_viewport_draw_colormanaged(GPUViewport *viewport,		static void gpu_viewport_draw_colormanaged(GPUViewport *viewport,
const rctf *rect_pos,		const rctf *rect_pos,
const rctf *rect_uv,		const rctf *rect_uv,
bool display_colorspace)		bool display_colorspace)
{		{
DefaultTextureList *dtxl = viewport->txl;		DefaultTextureList *dtxl = viewport->txl;
GPUTexture *color = dtxl->color;		GPUTexture *color = dtxl->color;
GPUTexture *color_overlay = dtxl->color_overlay;		GPUTexture *color_overlay = dtxl->color_overlay;
▲ Show 20 Lines • Show All 42 Lines • ▼ Show 20 Lines	static void gpu_viewport_draw_colormanaged(GPUViewport *viewport,
if (use_ocio) {		if (use_ocio) {
IMB_colormanagement_finish_glsl_draw();		IMB_colormanagement_finish_glsl_draw();
}		}
else {		else {
immUnbindProgram();		immUnbindProgram();
}		}
}		}

void GPU_viewport_draw_to_screen(GPUViewport viewport, const rcti rect)		void GPU_viewport_draw_to_screen(GPUViewport viewport, int view, const rcti rect)
{		{
		gpu_viewport_framebuffer_view_set(viewport, view);
DefaultFramebufferList *dfbl = viewport->fbl;		DefaultFramebufferList *dfbl = viewport->fbl;
DefaultTextureList *dtxl = viewport->txl;		DefaultTextureList *dtxl = viewport->txl;
GPUTexture *color = dtxl->color;		GPUTexture *color = dtxl->color;

if (dfbl->default_fb == NULL) {		if (dfbl->default_fb == NULL) {
return;		return;
}		}

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}		}

void GPU_viewport_unbind(GPUViewport *UNUSED(viewport))		void GPU_viewport_unbind(GPUViewport *UNUSED(viewport))
{		{
GPU_framebuffer_restore();		GPU_framebuffer_restore();
DRW_opengl_context_disable();		DRW_opengl_context_disable();
}		}

GPUTexture GPU_viewport_color_texture(GPUViewport viewport)		GPUTexture GPU_viewport_color_texture(GPUViewport viewport, int view)
{		{
DefaultFramebufferList *dfbl = viewport->fbl;		DefaultFramebufferList *dfbl = viewport->fbl;

if (dfbl->default_fb) {		if (dfbl->default_fb) {
DefaultTextureList *dtxl = viewport->txl;		DefaultTextureList *dtxl = viewport->txl;
		if (viewport->active_view == view) {
return dtxl->color;		return dtxl->color;
}		}
		else {
		return dtxl->color_stereo;
		}
		}

return NULL;		return NULL;
}		}

static void gpu_viewport_buffers_free(FramebufferList *fbl,		static void gpu_viewport_buffers_free(
int fbl_len,		FramebufferList fbl, int fbl_len, TextureList txl, TextureList *txl_stereo, int txl_len)
TextureList *txl,
int txl_len)
{		{
for (int i = 0; i < fbl_len; i++) {		for (int i = 0; i < fbl_len; i++) {
GPUFrameBuffer *fb = fbl->framebuffers[i];		GPUFrameBuffer *fb = fbl->framebuffers[i];
if (fb) {		if (fb) {
GPU_framebuffer_free(fb);		GPU_framebuffer_free(fb);
fbl->framebuffers[i] = NULL;		fbl->framebuffers[i] = NULL;
}		}
}		}
for (int i = 0; i < txl_len; i++) {		for (int i = 0; i < txl_len; i++) {
GPUTexture *tex = txl->textures[i];		GPUTexture *tex = txl->textures[i];
if (tex) {		if (tex) {
GPU_texture_free(tex);		GPU_texture_free(tex);
txl->textures[i] = NULL;		txl->textures[i] = NULL;
}		}
}		}
		if (txl_stereo != NULL) {
		for (int i = 0; i < txl_len; i++) {
		GPUTexture *tex = txl_stereo->textures[i];
		if (tex) {
		GPU_texture_free(tex);
		txl_stereo->textures[i] = NULL;
		}
		}
		}
}		}

static void gpu_viewport_storage_free(StorageList *stl, int stl_len)		static void gpu_viewport_storage_free(StorageList *stl, int stl_len)
{		{
for (int i = 0; i < stl_len; i++) {		for (int i = 0; i < stl_len; i++) {
		fclemUnsubmitted Done Inline Actions remove new line fclem: remove new line
void *storage = stl->storage[i];		void *storage = stl->storage[i];
if (storage) {		if (storage) {
MEM_freeN(storage);		MEM_freeN(storage);
stl->storage[i] = NULL;		stl->storage[i] = NULL;
}		}
}		}
}		}

static void gpu_viewport_passes_free(PassList *psl, int psl_len)		static void gpu_viewport_passes_free(PassList *psl, int psl_len)
{		{
memset(psl->passes, 0, sizeof(psl->passes) psl_len);		memset(psl->passes, 0, sizeof(psl->passes) psl_len);
}		}

/* Must be executed inside Drawmanager Opengl Context. */		/* Must be executed inside Drawmanager Opengl Context. */
void GPU_viewport_free(GPUViewport *viewport)		void GPU_viewport_free(GPUViewport *viewport)
{		{
gpu_viewport_engines_data_free(viewport);		gpu_viewport_engines_data_free(viewport);

gpu_viewport_buffers_free((FramebufferList *)viewport->fbl,		gpu_viewport_buffers_free((FramebufferList *)viewport->fbl,
default_fbl_len,		default_fbl_len,
(TextureList *)viewport->txl,		(TextureList *)viewport->txl,
		NULL,
default_txl_len);		default_txl_len);

gpu_viewport_texture_pool_free(viewport);		gpu_viewport_texture_pool_free(viewport);

MEM_freeN(viewport->fbl);		MEM_freeN(viewport->fbl);
MEM_freeN(viewport->txl);		MEM_freeN(viewport->txl);

if (viewport->vmempool.commands != NULL) {		if (viewport->vmempool.commands != NULL) {
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