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Shadow map rendering optimization

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-All shadow rendering is done with raster now (no compute)
-All shadow rendering is done by rendering directly to the shadow atlas
-Improved how buffer clearing is done to optimize the above.
-Ability to set shadows as 16 bits.
This commit is contained in:
reduz 2021-01-24 16:00:20 -03:00
parent 6fe342478b
commit a9beb7aa8c
29 changed files with 330 additions and 292 deletions
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35
servers/rendering/renderer_rd/effects_rd.cpp
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@ -702,27 +702,24 @@ void EffectsRD::make_mipmap(RID p_source_rd_texture, RID p_dest_texture, const S
RD::get_singleton()->compute_list_end();
}
void EffectsRD::copy_cubemap_to_dp(RID p_source_rd_texture, RID p_dest_texture, const Rect2i &p_rect, float p_z_near, float p_z_far, float p_bias, bool p_dp_flip) {
void EffectsRD::copy_cubemap_to_dp(RID p_source_rd_texture, RID p_dst_framebuffer, const Rect2 &p_rect, float p_z_near, float p_z_far, bool p_dp_flip) {
CopyToDPPushConstant push_constant;
push_constant.screen_size[0] = p_rect.size.x;
push_constant.screen_size[1] = p_rect.size.y;
push_constant.dest_offset[0] = p_rect.position.x;
push_constant.dest_offset[1] = p_rect.position.y;
push_constant.bias = p_bias;
push_constant.screen_rect[0] = p_rect.position.x;
push_constant.screen_rect[1] = p_rect.position.y;
push_constant.screen_rect[2] = p_rect.size.width;
push_constant.screen_rect[3] = p_rect.size.height;
push_constant.z_far = p_z_far;
push_constant.z_near = p_z_near;
push_constant.z_flip = p_dp_flip;
int32_t x_groups = (p_rect.size.width - 1) / 8 + 1;
int32_t y_groups = (p_rect.size.height - 1) / 8 + 1;
RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin(p_dst_framebuffer, RD::INITIAL_ACTION_DROP, RD::FINAL_ACTION_DISCARD, RD::INITIAL_ACTION_KEEP, RD::FINAL_ACTION_READ);
RD::get_singleton()->draw_list_bind_render_pipeline(draw_list, cube_to_dp.pipeline.get_render_pipeline(RD::INVALID_ID, RD::get_singleton()->framebuffer_get_format(p_dst_framebuffer)));
RD::get_singleton()->draw_list_bind_uniform_set(draw_list, _get_uniform_set_from_texture(p_source_rd_texture), 0);
RD::get_singleton()->draw_list_bind_index_array(draw_list, index_array);
RD::ComputeListID compute_list = RD::get_singleton()->compute_list_begin();
RD::get_singleton()->compute_list_bind_compute_pipeline(compute_list, cube_to_dp.pipeline);
RD::get_singleton()->compute_list_bind_uniform_set(compute_list, _get_compute_uniform_set_from_texture(p_source_rd_texture), 0);
RD::get_singleton()->compute_list_bind_uniform_set(compute_list, _get_uniform_set_from_image(p_dest_texture), 1);
RD::get_singleton()->compute_list_set_push_constant(compute_list, &push_constant, sizeof(CopyToDPPushConstant));
RD::get_singleton()->compute_list_dispatch(compute_list, x_groups, y_groups, 1);
RD::get_singleton()->compute_list_end();
RD::get_singleton()->draw_list_set_push_constant(draw_list, &push_constant, sizeof(CopyToDPPushConstant));
RD::get_singleton()->draw_list_draw(draw_list, true);
RD::get_singleton()->draw_list_end();
}
void EffectsRD::tonemapper(RID p_source_color, RID p_dst_framebuffer, const TonemapSettings &p_settings) {
@ -1678,8 +1675,12 @@ EffectsRD::EffectsRD() {
cube_to_dp.shader.initialize(copy_modes);
cube_to_dp.shader_version = cube_to_dp.shader.version_create();
cube_to_dp.pipeline = RD::get_singleton()->compute_pipeline_create(cube_to_dp.shader.version_get_shader(cube_to_dp.shader_version, 0));
RID shader = cube_to_dp.shader.version_get_shader(cube_to_dp.shader_version, 0);
RD::PipelineDepthStencilState dss;
dss.enable_depth_test = true;
dss.depth_compare_operator = RD::COMPARE_OP_ALWAYS;
dss.enable_depth_write = true;
cube_to_dp.pipeline.setup(shader, RD::RENDER_PRIMITIVE_TRIANGLES, RD::PipelineRasterizationState(), RD::PipelineMultisampleState(), dss, RD::PipelineColorBlendState(), 0);
}
{