1 files changed, 51 insertions, 0 deletions
diff --git a/servers/visual/rasterizer/render_pipeline_cache_rd.cpp b/servers/visual/rasterizer/render_pipeline_cache_rd.cpp
new file mode 100644
index 0000000000..24b0de279e
--- /dev/null
+++ b/servers/visual/rasterizer/render_pipeline_cache_rd.cpp
@@ -0,0 +1,51 @@
+#include "render_pipeline_cache_rd.h"
+#include "core/os/memory.h"
+
+RID RenderPipelineCacheRD::_generate_version(RD::VertexFormatID p_format_id) {
+	RID pipeline = RD::get_singleton()->render_pipeline_create(shader, framebuffer_format, p_format_id, render_primitive, rasterization_state, multisample_state, depth_stencil_state, blend_state, dynamic_state_flags);
+	ERR_FAIL_COND_V(pipeline.is_null(), RID());
+	versions = (Version *)memrealloc(versions, sizeof(Version) * (version_count + 1));
+	versions[version_count].format_id = p_format_id;
+	versions[version_count].pipeline = pipeline;
+	version_count++;
+	return pipeline;
+}
+
+void RenderPipelineCacheRD::_clear() {
+
+	if (versions) {
+		for (uint32_t i = 0; i < version_count; i++) {
+			RD::get_singleton()->free(versions[i].pipeline);
+		}
+		version_count = 0;
+		memfree(versions);
+		versions = NULL;
+	}
+}
+
+void RenderPipelineCacheRD::setup(RID p_shader, RD::FramebufferFormatID p_framebuffer_format, RD::RenderPrimitive p_primitive, const RD::PipelineRasterizationState &p_rasterization_state, RD::PipelineMultisampleState p_multisample, const RD::PipelineDepthStencilState &p_depth_stencil_state, const RD::PipelineColorBlendState &p_blend_state, int p_dynamic_state_flags) {
+	ERR_FAIL_COND(p_shader.is_null());
+	shader = p_shader;
+	framebuffer_format = p_framebuffer_format;
+	render_primitive = p_primitive;
+	rasterization_state = p_rasterization_state;
+	multisample_state = p_multisample;
+	depth_stencil_state = p_depth_stencil_state;
+	blend_state = p_blend_state;
+	dynamic_state_flags = p_dynamic_state_flags;
+}
+
+void RenderPipelineCacheRD::update_shader(RID p_shader) {
+	ERR_FAIL_COND(p_shader.is_null());
+	_clear();
+	setup(p_shader, framebuffer_format, render_primitive, rasterization_state, multisample_state, depth_stencil_state, blend_state, dynamic_state_flags);
+}
+
+RenderPipelineCacheRD::RenderPipelineCacheRD() {
+	version_count = 0;
+	versions = NULL;
+}
+
+RenderPipelineCacheRD::~RenderPipelineCacheRD() {
+	_clear();
+}