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Erris
2026-02-22 16:35:27 +01:00
parent cb064bdb46
commit 577b52be28
19 changed files with 412 additions and 124 deletions
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15
open_engine/include/open_engine/opengl/opengl_framebuffer.hpp
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@@ -1,9 +1,11 @@
#ifndef OPENGL_FRAMEBUFFER_HPP
#define OPENGL_FRAMEBUFFER_HPP
#include "core.hpp"
#include <renderer/framebuffer.hpp>
#include <cstdint>
#include <vector>
namespace OpenEngine {
class OpenGLFramebuffer : public FrameBuffer
@@ -18,15 +20,24 @@ namespace OpenEngine {
virtual void Unbind() override;
virtual void Resize(uint32_t width, uint32_t height) override;
virtual int ReadPixel(uint32_t index, int x, int y) override;
virtual uint32_t GetColorAttachmentRendererID() const override { return color_attachment; }
virtual uint32_t GetColorAttachmentRendererID(uint32_t index = 0) const override {
OE_CORE_ASSERT(index < color_attachment_ids.size(), "Index is greater than color attachment count.");
return color_attachment_ids[index];
}
virtual const FramebufferSpecification& GetSpecification() const override { return specs; }
private:
uint32_t id = 0;
uint32_t color_attachment = 0, depth_attachment = 0;
FramebufferSpecification specs;
std::vector<FramebufferTextureSpecification> color_attachment_specs;
FramebufferTextureSpecification depth_attachment_specs = FramebufferTextureFormat::None;
std::vector<uint32_t> color_attachment_ids;
uint32_t depth_attachment_id;
};
}

1
open_engine/include/open_engine/opengl/opengl_renderer_api.hpp
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@@ -13,6 +13,7 @@ namespace OpenEngine {
virtual void SetViewport(uint32_t x, uint32_t y, uint32_t width, uint32_t height) override;
virtual void SetClearColor(const glm::vec4& color) override;
virtual void ClearBufferI(int buffer, int value) override;
virtual void Clear() override;
virtual void DrawIndexed(const Ref<VertexArray>& vertex_array, uint32_t index_count = 0) override;

6
open_engine/include/open_engine/renderer/editor_camera.hpp
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@@ -34,6 +34,9 @@ namespace OpenEngine {
float GetPitch() const { return pitch; }
float GetYaw() const { return yaw; }
bool GetMoving() { return moving; };
private:
void UpdateProjection();
void UpdateView();
@@ -49,6 +52,7 @@ namespace OpenEngine {
std::pair<float, float> PanSpeed() const;
float RotationSpeed() const;
float ZoomSpeed() const;
private:
float fov = 45.0f, aspect_ratio = 1.778f, near_clip = 0.1f, far_clip = 1000.0f;
@@ -61,6 +65,8 @@ namespace OpenEngine {
float distance = 10.0f;
float pitch = 0.0f, yaw = 0.0f;
bool moving = false;
float viewport_width = 1280, viewport_height = 720;
};

42
open_engine/include/open_engine/renderer/framebuffer.hpp
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@@ -4,11 +4,50 @@
#include "open_engine/ref_scope.hpp"
#include <cstdint>
#include <initializer_list>
#include <vector>
namespace OpenEngine {
enum class FramebufferTextureFormat
{
None = 0,
// Color
RGBA8,
RED_INTEGER,
// Depth/Stencil
DEPTH24STENCIL8,
// Default
Depth = DEPTH24STENCIL8
};
struct FramebufferTextureSpecification
{
FramebufferTextureSpecification() = default;
FramebufferTextureSpecification(FramebufferTextureFormat format)
: texture_format(format)
{};
FramebufferTextureFormat texture_format = FramebufferTextureFormat::None;
};
struct FramebufferAttachmentSpecification
{
FramebufferAttachmentSpecification() = default;
FramebufferAttachmentSpecification(std::initializer_list<FramebufferTextureSpecification> attachments)
: attachments(attachments)
{}
std::vector<FramebufferTextureSpecification> attachments;
};
struct FramebufferSpecification
{
uint32_t width, height;
FramebufferAttachmentSpecification attachments;
uint32_t samples = 1;
bool swap_chain_target = false;
@@ -22,8 +61,9 @@ namespace OpenEngine {
virtual void Unbind() = 0;
virtual void Resize(uint32_t width, uint32_t height) = 0;
virtual int ReadPixel(uint32_t index, int x, int y) = 0;
virtual uint32_t GetColorAttachmentRendererID() const = 0;
virtual uint32_t GetColorAttachmentRendererID(uint32_t index = 0) const = 0;
virtual const FramebufferSpecification& GetSpecification() const = 0;

5
open_engine/include/open_engine/renderer/render_command.hpp
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@@ -24,6 +24,11 @@ namespace OpenEngine {
api->SetClearColor(color);
};
inline static void ClearBufferI(int buffer, int value)
{
api->ClearBufferI(buffer, value);
};
inline static void Clear()
{
api->Clear();

22
open_engine/include/open_engine/renderer/renderer2d.hpp
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@@ -39,13 +39,23 @@ namespace OpenEngine {
static void EndScene();
static void Flush();
static void DrawQuad(const Transform& transform_data, const glm::vec4& color);
static void DrawQuad(const Transform& transform_data, const Ref<Texture2D>& texture, float tiling_factor = 1.0f);
static void DrawQuad(const Transform& transform_data, const Ref<Subtexture2D>& subtexture, float tiling_factor = 1.0f);
static void DrawQuad(const Transform& transform_data,
const glm::vec4& color, int entity_id);
static void DrawQuad(const Transform& transform_data,
const Ref<Texture2D>& texture, int entity_id,
float tiling_factor = 1.0f);
static void DrawQuad(const Transform& transform_data,
const Ref<Subtexture2D>& subtexture, int entity_id,
float tiling_factor = 1.0f);
static void DrawQuad(const glm::mat4& transform, const glm::vec4& color);
static void DrawQuad(const glm::mat4& transform, const Ref<Texture2D>& texture, float tiling_factor = 1.0f);
static void DrawQuad(const glm::mat4& transform, const Ref<Subtexture2D>& subtexture, float tiling_factor = 1.0f);
static void DrawQuad(const glm::mat4& transform,
const glm::vec4& color, int entity_id);
static void DrawQuad(const glm::mat4& transform,
const Ref<Texture2D>& texture, int entity_id,
float tiling_factor = 1.0f);
static void DrawQuad(const glm::mat4& transform,
const Ref<Subtexture2D>& subtexture, int entity_id,
float tiling_factor = 1.0f);
static void ResetStats();
static const Statistics& GetStats();

1
open_engine/include/open_engine/renderer/renderer_api.hpp
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@@ -21,6 +21,7 @@ namespace OpenEngine {
virtual void SetViewport(uint32_t x, uint32_t y, uint32_t width, uint32_t height) = 0;
virtual void SetClearColor(const glm::vec4& color) = 0;
virtual void ClearBufferI(int buffer, int value) = 0;
virtual void Clear() = 0;
virtual void DrawIndexed(const Ref<VertexArray>& vertex_array, uint32_t count = 0) = 0;