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Merge pull request #68805 from clayjohn/canvas-bg

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Finish implementing Canvas Background mode
This commit is contained in:
Rémi Verschelde 2022-11-18 00:02:24 +01:00
commit a533bd1b93
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GPG key ID: C3336907360768E1
7 changed files with 77 additions and 38 deletions
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25
servers/rendering/renderer_rd/effects/copy_effects.cpp
View file

@ -510,16 +510,18 @@ void CopyEffects::copy_to_atlas_fb(RID p_source_rd_texture, RID p_dest_framebuff
memset(&copy_to_fb.push_constant, 0, sizeof(CopyToFbPushConstant));
copy_to_fb.push_constant.use_section = true;
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_USE_SECTION;
copy_to_fb.push_constant.section[0] = p_uv_rect.position.x;
copy_to_fb.push_constant.section[1] = p_uv_rect.position.y;
copy_to_fb.push_constant.section[2] = p_uv_rect.size.x;
copy_to_fb.push_constant.section[3] = p_uv_rect.size.y;
if (p_flip_y) {
copy_to_fb.push_constant.flip_y = true;
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_FLIP_Y;
}
copy_to_fb.push_constant.luminance_multiplier = 1.0;
// setup our uniforms
RID default_sampler = material_storage->sampler_rd_get_default(RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
@ -537,28 +539,35 @@ void CopyEffects::copy_to_atlas_fb(RID p_source_rd_texture, RID p_dest_framebuff
RD::get_singleton()->draw_list_draw(draw_list, true);
}
void CopyEffects::copy_to_fb_rect(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2i &p_rect, bool p_flip_y, bool p_force_luminance, bool p_alpha_to_zero, bool p_srgb, RID p_secondary, bool p_multiview, bool p_alpha_to_one) {
void CopyEffects::copy_to_fb_rect(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2i &p_rect, bool p_flip_y, bool p_force_luminance, bool p_alpha_to_zero, bool p_srgb, RID p_secondary, bool p_multiview, bool p_alpha_to_one, bool p_linear) {
UniformSetCacheRD *uniform_set_cache = UniformSetCacheRD::get_singleton();
ERR_FAIL_NULL(uniform_set_cache);
MaterialStorage *material_storage = MaterialStorage::get_singleton();
ERR_FAIL_NULL(material_storage);
memset(&copy_to_fb.push_constant, 0, sizeof(CopyToFbPushConstant));
copy_to_fb.push_constant.luminance_multiplier = 1.0;
if (p_flip_y) {
copy_to_fb.push_constant.flip_y = true;
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_FLIP_Y;
}
if (p_force_luminance) {
copy_to_fb.push_constant.force_luminance = true;
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_FORCE_LUMINANCE;
}
if (p_alpha_to_zero) {
copy_to_fb.push_constant.alpha_to_zero = true;
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_ALPHA_TO_ZERO;
}
if (p_srgb) {
copy_to_fb.push_constant.srgb = true;
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_SRGB;
}
if (p_alpha_to_one) {
copy_to_fb.push_constant.alpha_to_one = true;
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_ALPHA_TO_ONE;
}
if (p_linear) {
// Used for copying to a linear buffer. In the mobile renderer we divide the contents of the linear buffer
// to allow for a wider effective range.
copy_to_fb.push_constant.flags |= COPY_TO_FB_FLAG_LINEAR;
copy_to_fb.push_constant.luminance_multiplier = prefer_raster_effects ? 2.0 : 1.0;
}
// setup our uniforms

21
servers/rendering/renderer_rd/effects/copy_effects.h
View file

@ -181,16 +181,21 @@ private:
COPY_TO_FB_MAX,
};
enum CopyToFBFlags {
COPY_TO_FB_FLAG_FLIP_Y = (1 << 0),
COPY_TO_FB_FLAG_USE_SECTION = (1 << 1),
COPY_TO_FB_FLAG_FORCE_LUMINANCE = (1 << 2),
COPY_TO_FB_FLAG_ALPHA_TO_ZERO = (1 << 3),
COPY_TO_FB_FLAG_SRGB = (1 << 4),
COPY_TO_FB_FLAG_ALPHA_TO_ONE = (1 << 5),
COPY_TO_FB_FLAG_LINEAR = (1 << 6),
};
struct CopyToFbPushConstant {
float section[4];
float pixel_size[2];
uint32_t flip_y;
uint32_t use_section;
uint32_t force_luminance;
uint32_t alpha_to_zero;
uint32_t srgb;
uint32_t alpha_to_one;
float luminance_multiplier;
uint32_t flags;
float set_color[4];
};
@ -322,7 +327,7 @@ public:
void copy_cubemap_to_panorama(RID p_source_cube, RID p_dest_panorama, const Size2i &p_panorama_size, float p_lod, bool p_is_array);
void copy_depth_to_rect(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2i &p_rect, bool p_flip_y = false);
void copy_depth_to_rect_and_linearize(RID p_source_rd_texture, RID p_dest_texture, const Rect2i &p_rect, bool p_flip_y, float p_z_near, float p_z_far);
void copy_to_fb_rect(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2i &p_rect, bool p_flip_y = false, bool p_force_luminance = false, bool p_alpha_to_zero = false, bool p_srgb = false, RID p_secondary = RID(), bool p_multiview = false, bool alpha_to_one = false);
void copy_to_fb_rect(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2i &p_rect, bool p_flip_y = false, bool p_force_luminance = false, bool p_alpha_to_zero = false, bool p_srgb = false, RID p_secondary = RID(), bool p_multiview = false, bool alpha_to_one = false, bool p_linear = false);
void copy_to_atlas_fb(RID p_source_rd_texture, RID p_dest_framebuffer, const Rect2 &p_uv_rect, RD::DrawListID p_draw_list, bool p_flip_y = false, bool p_panorama = false);
void copy_raster(RID p_source_texture, RID p_dest_framebuffer);

4
servers/rendering/renderer_rd/forward_clustered/render_forward_clustered.cpp
View file

@ -1765,6 +1765,10 @@ void RenderForwardClustered::_render_scene(RenderDataRD *p_render_data, const Co
draw_sky = true;
} break;
case RS::ENV_BG_CANVAS: {
if (rb.is_valid()) {
RID texture = RendererRD::TextureStorage::get_singleton()->render_target_get_rd_texture(rb->get_render_target());
copy_effects->copy_to_fb_rect(texture, color_only_framebuffer, Rect2i(), false, false, false, false, RID(), false, false, true);
}
keep_color = true;
} break;
case RS::ENV_BG_KEEP: {

5
servers/rendering/renderer_rd/forward_mobile/render_forward_mobile.cpp
View file

@ -796,6 +796,11 @@ void RenderForwardMobile::_render_scene(RenderDataRD *p_render_data, const Color
draw_sky = true;
} break;
case RS::ENV_BG_CANVAS: {
if (rb.is_valid()) {
RID dest_framebuffer = rb_data->get_color_fbs(RenderBufferDataForwardMobile::FB_CONFIG_ONE_PASS);
RID texture = RendererRD::TextureStorage::get_singleton()->render_target_get_rd_texture(rb->get_render_target());
copy_effects->copy_to_fb_rect(texture, dest_framebuffer, Rect2i(), false, false, false, false, RID(), false, false, true);
}
keep_color = true;
} break;
case RS::ENV_BG_KEEP: {

55
servers/rendering/renderer_rd/shaders/effects/copy_to_fb.glsl
View file

@ -13,6 +13,14 @@
#endif // has_VK_KHR_multiview
#endif //MULTIVIEW
#define FLAG_FLIP_Y (1 << 0)
#define FLAG_USE_SECTION (1 << 1)
#define FLAG_FORCE_LUMINANCE (1 << 2)
#define FLAG_ALPHA_TO_ZERO (1 << 3)
#define FLAG_SRGB (1 << 4)
#define FLAG_ALPHA_TO_ONE (1 << 5)
#define FLAG_LINEAR (1 << 6)
#ifdef MULTIVIEW
layout(location = 0) out vec3 uv_interp;
#else
@ -22,13 +30,8 @@ layout(location = 0) out vec2 uv_interp;
layout(push_constant, std430) uniform Params {
vec4 section;
vec2 pixel_size;
bool flip_y;
bool use_section;
bool force_luminance;
bool alpha_to_zero;
bool srgb;
bool alpha_to_one;
float luminance_multiplier;
uint flags;
vec4 color;
}
@ -41,13 +44,13 @@ void main() {
uv_interp.z = ViewIndex;
#endif
vec2 vpos = uv_interp.xy;
if (params.use_section) {
if (bool(params.flags & FLAG_USE_SECTION)) {
vpos = params.section.xy + vpos * params.section.zw;
}
gl_Position = vec4(vpos * 2.0 - 1.0, 0.0, 1.0);
if (params.flip_y) {
if (bool(params.flags & FLAG_FLIP_Y)) {
uv_interp.y = 1.0 - uv_interp.y;
}
}
@ -67,16 +70,19 @@ void main() {
#endif // has_VK_KHR_multiview
#endif //MULTIVIEW
#define FLAG_FLIP_Y (1 << 0)
#define FLAG_USE_SECTION (1 << 1)
#define FLAG_FORCE_LUMINANCE (1 << 2)
#define FLAG_ALPHA_TO_ZERO (1 << 3)
#define FLAG_SRGB (1 << 4)
#define FLAG_ALPHA_TO_ONE (1 << 5)
#define FLAG_LINEAR (1 << 6)
layout(push_constant, std430) uniform Params {
vec4 section;
vec2 pixel_size;
bool flip_y;
bool use_section;
bool force_luminance;
bool alpha_to_zero;
bool srgb;
bool alpha_to_one;
float luminance_multiplier;
uint flags;
vec4 color;
}
@ -110,6 +116,10 @@ vec3 linear_to_srgb(vec3 color) {
return mix((vec3(1.0f) + a) * pow(color.rgb, vec3(1.0f / 2.4f)) - a, 12.92f * color.rgb, lessThan(color.rgb, vec3(0.0031308f)));
}
vec3 srgb_to_linear(vec3 color) {
return mix(pow((color.rgb + vec3(0.055)) * (1.0 / (1.0 + 0.055)), vec3(2.4)), color.rgb * (1.0 / 12.92), lessThan(color.rgb, vec3(0.04045)));
}
void main() {
#ifdef MODE_SET_COLOR
frag_color = params.color;
@ -165,19 +175,22 @@ void main() {
#endif /* MODE_TWO_SOURCES */
#endif /* MULTIVIEW */
if (params.force_luminance) {
if (bool(params.flags & FLAG_FORCE_LUMINANCE)) {
color.rgb = vec3(max(max(color.r, color.g), color.b));
}
if (params.alpha_to_zero) {
if (bool(params.flags & FLAG_ALPHA_TO_ZERO)) {
color.rgb *= color.a;
}
if (params.srgb) {
if (bool(params.flags & FLAG_SRGB)) {
color.rgb = linear_to_srgb(color.rgb);
}
if (params.alpha_to_one) {
if (bool(params.flags & FLAG_ALPHA_TO_ONE)) {
color.a = 1.0;
}
if (bool(params.flags & FLAG_LINEAR)) {
color.rgb = srgb_to_linear(color.rgb);
}
frag_color = color;
frag_color = color / params.luminance_multiplier;
#endif // MODE_SET_COLOR
}

2
servers/rendering/renderer_scene_cull.cpp
View file

@ -3319,7 +3319,7 @@ void RendererSceneCull::render_empty_scene(const Ref<RenderSceneBuffers> &p_rend
RendererSceneRender::CameraData camera_data;
camera_data.set_camera(Transform3D(), Projection(), true, false);
scene_render->render_scene(p_render_buffers, &camera_data, &camera_data, PagedArray<RenderGeometryInstance *>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), RID(), RID(), p_shadow_atlas, RID(), scenario->reflection_atlas, RID(), 0, 0, nullptr, 0, nullptr, 0, nullptr);
scene_render->render_scene(p_render_buffers, &camera_data, &camera_data, PagedArray<RenderGeometryInstance *>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), PagedArray<RID>(), environment, RID(), p_shadow_atlas, RID(), scenario->reflection_atlas, RID(), 0, 0, nullptr, 0, nullptr, 0, nullptr);
#endif
}

3
servers/rendering/renderer_viewport.cpp
View file

@ -550,6 +550,9 @@ void RendererViewport::_draw_viewport(Viewport *p_viewport) {
if (!can_draw_3d) {
RSG::scene->render_empty_scene(p_viewport->render_buffers, p_viewport->scenario, p_viewport->shadow_atlas);
} else {
// There may be an outstanding clear request if a clear was requested, but no 2D elements were drawn.
// Clear now otherwise we copy over garbage from the render target.
RSG::texture_storage->render_target_do_clear_request(p_viewport->render_target);
_draw_3d(p_viewport);
}
}