ladybird/Userland/Libraries/LibGPU/Device.h
Jelle Raaijmakers edcb6176ce LibGL+Lib*GPU: Set model view and projection matrices separately
LibSoftGPU used to calculate the normal transformation based on the
model view transformation for every primitive, because that's when we
sent over the matrix. By making LibGL a bit smarter and only update the
matrices when they could have changed, we only need to calculate the
normal transformation once on every matrix update.

When viewing `Tuba.obj` in 3DFileViewer, this brings the percentage of
time spent in `FloatMatrix4x4::inverse()` down from 15% to 0%. :^)
2023-10-15 12:14:07 +02:00

82 lines
3.5 KiB
C++

/*
* Copyright (c) 2022, Stephan Unverwerth <s.unverwerth@serenityos.org>
* Copyright (c) 2022, Jelle Raaijmakers <jelle@gmta.nl>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/NonnullRefPtr.h>
#include <AK/Vector.h>
#include <LibGPU/DeviceInfo.h>
#include <LibGPU/Enums.h>
#include <LibGPU/IR.h>
#include <LibGPU/Image.h>
#include <LibGPU/ImageDataLayout.h>
#include <LibGPU/Light.h>
#include <LibGPU/LightModelParameters.h>
#include <LibGPU/Material.h>
#include <LibGPU/RasterPosition.h>
#include <LibGPU/RasterizerOptions.h>
#include <LibGPU/SamplerConfig.h>
#include <LibGPU/Shader.h>
#include <LibGPU/StencilConfiguration.h>
#include <LibGPU/TextureUnitConfiguration.h>
#include <LibGPU/Vertex.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/Matrix3x3.h>
#include <LibGfx/Matrix4x4.h>
#include <LibGfx/Size.h>
#include <LibGfx/Vector2.h>
#include <LibGfx/Vector4.h>
namespace GPU {
class Device {
public:
virtual ~Device() = default;
virtual DeviceInfo info() const = 0;
virtual void draw_primitives(PrimitiveType, Vector<Vertex>& vertices) = 0;
virtual void resize(Gfx::IntSize min_size) = 0;
virtual void clear_color(FloatVector4 const&) = 0;
virtual void clear_depth(DepthType) = 0;
virtual void clear_stencil(StencilType) = 0;
virtual void blit_from_color_buffer(Gfx::Bitmap& target) = 0;
virtual void blit_from_color_buffer(NonnullRefPtr<Image>, u32 level, Vector2<u32> input_size, Vector2<i32> input_offset, Vector3<i32> output_offset) = 0;
virtual void blit_from_color_buffer(void*, Vector2<i32> offset, GPU::ImageDataLayout const&) = 0;
virtual void blit_from_depth_buffer(void*, Vector2<i32> offset, GPU::ImageDataLayout const&) = 0;
virtual void blit_from_depth_buffer(NonnullRefPtr<Image>, u32 level, Vector2<u32> input_size, Vector2<i32> input_offset, Vector3<i32> output_offset) = 0;
virtual void blit_to_color_buffer_at_raster_position(void const*, GPU::ImageDataLayout const&) = 0;
virtual void blit_to_depth_buffer_at_raster_position(void const*, GPU::ImageDataLayout const&) = 0;
virtual void set_options(RasterizerOptions const&) = 0;
virtual void set_light_model_params(LightModelParameters const&) = 0;
virtual RasterizerOptions options() const = 0;
virtual LightModelParameters light_model() const = 0;
virtual NonnullRefPtr<Image> create_image(PixelFormat const&, u32 width, u32 height, u32 depth, u32 max_levels) = 0;
virtual ErrorOr<NonnullRefPtr<Shader>> create_shader(IR::Shader const&) = 0;
virtual void set_model_view_transform(FloatMatrix4x4 const&) = 0;
virtual void set_projection_transform(FloatMatrix4x4 const&) = 0;
virtual void set_sampler_config(unsigned, SamplerConfig const&) = 0;
virtual void set_light_state(unsigned, Light const&) = 0;
virtual void set_material_state(Face, Material const&) = 0;
virtual void set_stencil_configuration(Face, StencilConfiguration const&) = 0;
virtual void set_texture_unit_configuration(TextureUnitIndex, TextureUnitConfiguration const&) = 0;
virtual void set_clip_planes(Vector<FloatVector4> const&) = 0;
virtual RasterPosition raster_position() const = 0;
virtual void set_raster_position(RasterPosition const& raster_position) = 0;
virtual void set_raster_position(FloatVector4 const& position) = 0;
virtual void bind_fragment_shader(RefPtr<Shader>) = 0;
};
}
typedef GPU::Device* (*serenity_gpu_create_device_t)(Gfx::IntSize size);
extern "C" GPU::Device* serenity_gpu_create_device(Gfx::IntSize size);