ui renderer clipping

1 files changed, 41 insertions, 37 deletions

diff --git a/pipeline.cpp b/pipeline.cpp
index 79bfc1d..cccd1c5 100644
--- a/pipeline.cpp
+++ b/pipeline.cpp
@@ -244,57 +244,61 @@ void Pipeline_Builder::vertex_format(Vertex_Format_Id vf) {
 }
 
 Pipeline& Pipeline_Builder::build() {
+	validate();
+	pip->hash();
+	return *pip;
+}
+
+void Pipeline::hash() {
 #define h(n, v) \
 	n = fnv1a64_2(n, (uint8_t*)&v, sizeof v)
-	validate();
-	pip->pipeline_hash = fnv1a64(0, 0);
-	h(pip->pipeline_hash, pip->vertex_format);
-	h(pip->pipeline_hash, pip->shader);
-	h(pip->pipeline_hash, pip->descriptor_count);
-	h(pip->pipeline_hash, pip->viewport[0]);
-	h(pip->pipeline_hash, pip->viewport[1]);
-	h(pip->pipeline_hash, pip->viewport[2]);
-	h(pip->pipeline_hash, pip->viewport[3]);
-	h(pip->pipeline_hash, pip->scissor[0]);
-	h(pip->pipeline_hash, pip->scissor[1]);
-	h(pip->pipeline_hash, pip->scissor[2]);
-	h(pip->pipeline_hash, pip->scissor[3]);
-	h(pip->pipeline_hash, pip->depth_test);
-	h(pip->pipeline_hash, pip->depth_write);
-	h(pip->pipeline_hash, pip->depth_mode);
-	h(pip->pipeline_hash, pip->blend_enable);
-	h(pip->pipeline_hash, pip->blend_mode);
-	h(pip->pipeline_hash, pip->blend_mode_alpha);
-	h(pip->pipeline_hash, pip->blend_src);
-	h(pip->pipeline_hash, pip->blend_dst);
-	h(pip->pipeline_hash, pip->blend_src_alpha);
-	h(pip->pipeline_hash, pip->blend_dst_alpha);
-	h(pip->pipeline_hash, pip->cull_mode);
+	pipeline_hash = fnv1a64(0, 0);
+	h(pipeline_hash, vertex_format);
+	h(pipeline_hash, shader);
+	h(pipeline_hash, descriptor_count);
+	h(pipeline_hash, viewport[0]);
+	h(pipeline_hash, viewport[1]);
+	h(pipeline_hash, viewport[2]);
+	h(pipeline_hash, viewport[3]);
+	h(pipeline_hash, scissor[0]);
+	h(pipeline_hash, scissor[1]);
+	h(pipeline_hash, scissor[2]);
+	h(pipeline_hash, scissor[3]);
+	h(pipeline_hash, depth_test);
+	h(pipeline_hash, depth_write);
+	h(pipeline_hash, depth_mode);
+	h(pipeline_hash, blend_enable);
+	h(pipeline_hash, blend_mode);
+	h(pipeline_hash, blend_mode_alpha);
+	h(pipeline_hash, blend_src);
+	h(pipeline_hash, blend_dst);
+	h(pipeline_hash, blend_src_alpha);
+	h(pipeline_hash, blend_dst_alpha);
+	h(pipeline_hash, cull_mode);
 	{
-		int i, e = pip->descriptor_count;
-		pip->descriptor_resource_hash = fnv1a64(0, 0);
+		int i, e = descriptor_count;
+		descriptor_resource_hash = fnv1a64(0, 0);
 		for (i = 0; i < e; i++) {
-			Descriptor* d = &pip->descriptors[i];
-			h(pip->pipeline_hash, d->type);
-			h(pip->pipeline_hash, d->slot);
-			h(pip->descriptor_resource_hash, d->type);
-			h(pip->descriptor_resource_hash, d->slot);
+			Descriptor* d = &descriptors[i];
+			h(pipeline_hash, d->type);
+			h(pipeline_hash, d->slot);
+			h(descriptor_resource_hash, d->type);
+			h(descriptor_resource_hash, d->slot);
 			switch (d->type) {
 				case Descriptor::Type::texture: {
 					auto td = (Texture_Descriptor*)d->payload;
-					h(pip->descriptor_resource_hash, td->sampler);
-					h(pip->descriptor_resource_hash, td->texture);
+					h(descriptor_resource_hash, td->sampler);
+					h(descriptor_resource_hash, td->texture);
 				} break;
 				case Descriptor::Type::constant_buffer: {
 					auto cd = (Constant_Buffer_Descriptor*)d->payload;
-					h(pip->descriptor_resource_hash, cd->buffer);
-					h(pip->descriptor_resource_hash, cd->size);
-					h(pip->descriptor_resource_hash, cd->offset);
+					h(descriptor_resource_hash, cd->buffer);
+					h(descriptor_resource_hash, cd->size);
+					h(descriptor_resource_hash, cd->offset);
 				} break;
 			}
 		}
 	}
-	return *pip;
 #undef h
 }