summaryrefslogtreecommitdiff
path: root/servers/rendering/renderer_rd/pipeline_cache_rd.cpp
blob: b2b919c40e2945e3f1db5561363cc638453a6399 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
/*************************************************************************/
/*  pipeline_cache_rd.cpp                                                */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/

#include "pipeline_cache_rd.h"
#include "core/os/memory.h"

RID PipelineCacheRD::_generate_version(RD::VertexFormatID p_vertex_format_id, RD::FramebufferFormatID p_framebuffer_format_id, bool p_wireframe) {
	RD::PipelineMultisampleState multisample_state_version = multisample_state;
	multisample_state_version.sample_count = RD::get_singleton()->framebuffer_format_get_texture_samples(p_framebuffer_format_id);

	RD::PipelineRasterizationState raster_state_version = rasterization_state;
	raster_state_version.wireframe = p_wireframe;

	RID pipeline = RD::get_singleton()->render_pipeline_create(shader, p_framebuffer_format_id, p_vertex_format_id, render_primitive, raster_state_version, multisample_state_version, 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].framebuffer_id = p_framebuffer_format_id;
	versions[version_count].vertex_id = p_vertex_format_id;
	versions[version_count].wireframe = p_wireframe;
	versions[version_count].pipeline = pipeline;
	version_count++;
	return pipeline;
}

void PipelineCacheRD::_clear() {
	if (versions) {
		for (uint32_t i = 0; i < version_count; i++) {
			//shader may be gone, so this may not be valid
			if (RD::get_singleton()->render_pipeline_is_valid(versions[i].pipeline)) {
				RD::get_singleton()->free(versions[i].pipeline);
			}
		}
		version_count = 0;
		memfree(versions);
		versions = nullptr;
	}
}

void PipelineCacheRD::setup(RID p_shader, 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());
	_clear();
	shader = p_shader;
	input_mask = RD::get_singleton()->shader_get_vertex_input_attribute_mask(p_shader);
	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 PipelineCacheRD::update_shader(RID p_shader) {
	ERR_FAIL_COND(p_shader.is_null());
	_clear();
	setup(p_shader, render_primitive, rasterization_state, multisample_state, depth_stencil_state, blend_state, dynamic_state_flags);
}

void PipelineCacheRD::clear() {
	_clear();
	shader = RID(); //clear shader
	input_mask = 0;
}

PipelineCacheRD::PipelineCacheRD() {
	version_count = 0;
	versions = nullptr;
	input_mask = 0;
}

PipelineCacheRD::~PipelineCacheRD() {
	_clear();
}