83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2015 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#ifndef XENIA_UI_GL_GL_PROFILER_DISPLAY_H_
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#define XENIA_UI_GL_GL_PROFILER_DISPLAY_H_
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#include "xenia/profiling.h"
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#include "xenia/ui/gl/circular_buffer.h"
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#include "xenia/ui/window.h"
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namespace xe {
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namespace ui {
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namespace gl {
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class GLProfilerDisplay : public ProfilerDisplay {
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public:
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GLProfilerDisplay(xe::ui::Window* window);
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virtual ~GLProfilerDisplay();
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uint32_t width() const override;
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uint32_t height() const override;
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// TODO(benvanik): GPU timestamping.
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void Begin() override;
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void End() override;
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void DrawBox(int x0, int y0, int x1, int y1, uint32_t color,
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BoxType type) override;
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void DrawLine2D(uint32_t count, float* vertices, uint32_t color) override;
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void DrawText(int x, int y, uint32_t color, const char* text,
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size_t text_length) override;
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private:
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struct Vertex {
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float x;
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float y;
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uint32_t color;
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float u;
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float v;
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};
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bool SetupFont();
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bool SetupState();
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bool SetupShaders();
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Vertex* BeginVertices(size_t count);
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void EndVertices(GLenum prim_type);
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void Flush();
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xe::ui::Window* window_ = nullptr;
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GLuint program_ = 0;
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GLuint vao_ = 0;
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GLuint font_texture_ = 0;
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GLuint64 font_handle_ = 0;
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CircularBuffer vertex_buffer_;
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static const size_t kMaxCommands = 32;
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struct {
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GLenum prim_type;
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size_t vertex_offset;
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size_t vertex_count;
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} draw_commands_[kMaxCommands];
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uint32_t draw_command_count_ = 0;
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CircularBuffer::Allocation current_allocation_;
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struct {
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uint16_t char_offsets[256];
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} font_description_ = {{0}};
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};
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} // namespace gl
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} // namespace ui
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} // namespace xe
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#endif // XENIA_UI_GL_GL_PROFILER_DISPLAY_H_
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