diff options
Diffstat (limited to 'src/video_core/renderer_opengl/present/window_adapt_pass.cpp')
-rw-r--r-- | src/video_core/renderer_opengl/present/window_adapt_pass.cpp | 91 |
1 files changed, 33 insertions, 58 deletions
diff --git a/src/video_core/renderer_opengl/present/window_adapt_pass.cpp b/src/video_core/renderer_opengl/present/window_adapt_pass.cpp index 168fa1aea..4d681606b 100644 --- a/src/video_core/renderer_opengl/present/window_adapt_pass.cpp +++ b/src/video_core/renderer_opengl/present/window_adapt_pass.cpp @@ -2,47 +2,17 @@ // SPDX-License-Identifier: GPL-2.0-or-later #include "common/settings.h" +#include "video_core/framebuffer_config.h" #include "video_core/host_shaders/opengl_present_vert.h" #include "video_core/renderer_opengl/gl_device.h" #include "video_core/renderer_opengl/gl_shader_manager.h" #include "video_core/renderer_opengl/gl_shader_util.h" +#include "video_core/renderer_opengl/present/layer.h" +#include "video_core/renderer_opengl/present/present_uniforms.h" #include "video_core/renderer_opengl/present/window_adapt_pass.h" namespace OpenGL { -namespace { -constexpr GLint PositionLocation = 0; -constexpr GLint TexCoordLocation = 1; -constexpr GLint ModelViewMatrixLocation = 0; - -struct ScreenRectVertex { - constexpr ScreenRectVertex(u32 x, u32 y, GLfloat u, GLfloat v) - : position{{static_cast<GLfloat>(x), static_cast<GLfloat>(y)}}, tex_coord{{u, v}} {} - - std::array<GLfloat, 2> position; - std::array<GLfloat, 2> tex_coord; -}; - -/** - * Defines a 1:1 pixel orthographic projection matrix with (0,0) on the top-left - * corner and (width, height) on the lower-bottom. - * - * The projection part of the matrix is trivial, hence these operations are represented - * by a 3x2 matrix. - */ -std::array<GLfloat, 3 * 2> MakeOrthographicMatrix(float width, float height) { - std::array<GLfloat, 3 * 2> matrix; // Laid out in column-major order - - // clang-format off - matrix[0] = 2.f / width; matrix[2] = 0.f; matrix[4] = -1.f; - matrix[1] = 0.f; matrix[3] = -2.f / height; matrix[5] = 1.f; - // Last matrix row is implicitly assumed to be [0, 0, 1]. - // clang-format on - - return matrix; -} -} // namespace - WindowAdaptPass::WindowAdaptPass(const Device& device_, OGLSampler&& sampler_, std::string_view frag_source) : device(device_), sampler(std::move(sampler_)) { @@ -65,32 +35,30 @@ WindowAdaptPass::WindowAdaptPass(const Device& device_, OGLSampler&& sampler_, WindowAdaptPass::~WindowAdaptPass() = default; -void WindowAdaptPass::DrawToFramebuffer(ProgramManager& program_manager, GLuint texture, - const Layout::FramebufferLayout& layout, - const Common::Rectangle<f32>& crop) { - glBindTextureUnit(0, texture); +void WindowAdaptPass::DrawToFramebuffer(ProgramManager& program_manager, std::list<Layer>& layers, + std::span<const Tegra::FramebufferConfig> framebuffers, + const Layout::FramebufferLayout& layout) { + GLint old_read_fb; + GLint old_draw_fb; + glGetIntegerv(GL_READ_FRAMEBUFFER_BINDING, &old_read_fb); + glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &old_draw_fb); + + const size_t layer_count = framebuffers.size(); + std::vector<GLuint> textures(layer_count); + std::vector<std::array<GLfloat, 3 * 2>> matrices(layer_count); + std::vector<std::array<ScreenRectVertex, 4>> vertices(layer_count); + + auto layer_it = layers.begin(); + for (size_t i = 0; i < layer_count; i++) { + textures[i] = layer_it->ConfigureDraw(matrices[i], vertices[i], program_manager, + framebuffers[i], layout); + layer_it++; + } - const std::array ortho_matrix = - MakeOrthographicMatrix(static_cast<float>(layout.width), static_cast<float>(layout.height)); + glBindFramebuffer(GL_READ_FRAMEBUFFER, old_read_fb); + glBindFramebuffer(GL_DRAW_FRAMEBUFFER, old_draw_fb); program_manager.BindPresentPrograms(vert.handle, frag.handle); - glProgramUniformMatrix3x2fv(vert.handle, ModelViewMatrixLocation, 1, GL_FALSE, - ortho_matrix.data()); - - // Map the coordinates to the screen. - const auto& screen = layout.screen; - const auto x = screen.left; - const auto y = screen.top; - const auto w = screen.GetWidth(); - const auto h = screen.GetHeight(); - - const std::array vertices = { - ScreenRectVertex(x, y, crop.left, crop.top), - ScreenRectVertex(x + w, y, crop.right, crop.top), - ScreenRectVertex(x, y + h, crop.left, crop.bottom), - ScreenRectVertex(x + w, y + h, crop.right, crop.bottom), - }; - glNamedBufferSubData(vertex_buffer.handle, 0, sizeof(vertices), std::data(vertices)); glDisable(GL_FRAMEBUFFER_SRGB); glViewportIndexedf(0, 0.0f, 0.0f, static_cast<GLfloat>(layout.width), @@ -109,7 +77,7 @@ void WindowAdaptPass::DrawToFramebuffer(ProgramManager& program_manager, GLuint if (device.HasVertexBufferUnifiedMemory()) { glBindVertexBuffer(0, 0, 0, sizeof(ScreenRectVertex)); glBufferAddressRangeNV(GL_VERTEX_ATTRIB_ARRAY_ADDRESS_NV, 0, vertex_buffer_address, - sizeof(vertices)); + sizeof(decltype(vertices)::value_type)); } else { glBindVertexBuffer(0, vertex_buffer.handle, 0, sizeof(ScreenRectVertex)); } @@ -122,7 +90,14 @@ void WindowAdaptPass::DrawToFramebuffer(ProgramManager& program_manager, GLuint Settings::values.bg_blue.GetValue() / 255.0f, 1.0f); glClear(GL_COLOR_BUFFER_BIT); - glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); + + for (size_t i = 0; i < layer_count; i++) { + glBindTextureUnit(0, textures[i]); + glProgramUniformMatrix3x2fv(vert.handle, ModelViewMatrixLocation, 1, GL_FALSE, + matrices[i].data()); + glNamedBufferSubData(vertex_buffer.handle, 0, sizeof(vertices[i]), std::data(vertices[i])); + glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); + } } } // namespace OpenGL |