summaryrefslogtreecommitdiff
path: root/src/GFX/Shading
diff options
context:
space:
mode:
Diffstat (limited to 'src/GFX/Shading')
-rw-r--r--src/GFX/Shading/Program.cpp42
-rw-r--r--src/GFX/Shading/Program.hpp25
-rw-r--r--src/GFX/Shading/Shader.cpp24
-rw-r--r--src/GFX/Shading/Shader.hpp29
-rw-r--r--src/GFX/Shading/Uniform.cpp14
-rw-r--r--src/GFX/Shading/Uniform.hpp23
6 files changed, 157 insertions, 0 deletions
diff --git a/src/GFX/Shading/Program.cpp b/src/GFX/Shading/Program.cpp
new file mode 100644
index 0000000..39393f8
--- /dev/null
+++ b/src/GFX/Shading/Program.cpp
@@ -0,0 +1,42 @@
+#include <GL/glew.h>
+#include <stdexcept>
+#include "Program.hpp"
+
+namespace MC::GFX::Shading {
+
+Program::Program(Shader fragment, Shader vertex) {
+ m_program = glCreateProgram();
+
+ glAttachShader(m_program, fragment.get());
+ glAttachShader(m_program, vertex.get());
+
+ glLinkProgram(m_program);
+
+ glDeleteShader(fragment.get());
+ glDeleteShader(vertex.get());
+
+ GLint success;
+ glGetProgramiv(m_program, GL_LINK_STATUS, &success);
+ if(!success) {
+ char message[512] = {};
+ glGetProgramInfoLog(m_program, 512, nullptr, message);
+
+ throw std::runtime_error(message);
+ }
+}
+
+void Program::bind() const {
+ glUseProgram(m_program);
+}
+
+Uniform Program::uniform(const std::string& name) const {
+ auto index = glGetUniformLocation(m_program, name.c_str());
+
+ return {name, static_cast<uint32_t>(index)};
+}
+
+uint32_t Program::get() const {
+ return m_program;
+}
+
+}
diff --git a/src/GFX/Shading/Program.hpp b/src/GFX/Shading/Program.hpp
new file mode 100644
index 0000000..15c9899
--- /dev/null
+++ b/src/GFX/Shading/Program.hpp
@@ -0,0 +1,25 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include "Shader.hpp"
+#include "../../Math/Math.hpp"
+#include "Uniform.hpp"
+
+namespace MC::GFX::Shading {
+
+class Program {
+public:
+ Program(Shader fragment, Shader vertex);
+
+ uint32_t get() const;
+
+ Uniform uniform(const std::string& name) const;
+
+ void bind() const;
+
+private:
+ uint32_t m_program;
+};
+
+} \ No newline at end of file
diff --git a/src/GFX/Shading/Shader.cpp b/src/GFX/Shading/Shader.cpp
new file mode 100644
index 0000000..ff954a5
--- /dev/null
+++ b/src/GFX/Shading/Shader.cpp
@@ -0,0 +1,24 @@
+#include <GL/glew.h>
+#include <stdexcept>
+#include "Shader.hpp"
+
+namespace MC::GFX::Shading {
+
+Shader::Shader(uint32_t type, const char* source) {
+ m_shader = glCreateShader(type);
+
+ glShaderSource(m_shader, 1, &source, nullptr);
+ glCompileShader(m_shader);
+
+ GLint success;
+ glGetShaderiv(m_shader, GL_COMPILE_STATUS, &success);
+ if(!success) {
+ char message[512] = {};
+ glGetShaderInfoLog(m_shader, 512, nullptr, message);
+
+ throw std::runtime_error(message);
+ }
+}
+
+
+} \ No newline at end of file
diff --git a/src/GFX/Shading/Shader.hpp b/src/GFX/Shading/Shader.hpp
new file mode 100644
index 0000000..4a3d9cf
--- /dev/null
+++ b/src/GFX/Shading/Shader.hpp
@@ -0,0 +1,29 @@
+#pragma once
+
+#include <cstdint>
+#include "../../Assets.hpp"
+
+namespace MC::GFX::Shading {
+
+class Shader {
+
+public:
+ uint32_t get() const {
+ return m_shader;
+ }
+
+ static Shader create_vertex() {
+ return {GL_VERTEX_SHADER, Assets::Shaders::vertex};
+ }
+
+ static Shader create_fragment() {
+ return {GL_FRAGMENT_SHADER, Assets::Shaders::fragment};
+ }
+
+private:
+ Shader(uint32_t type, const char* source);
+
+ uint32_t m_shader;
+};
+
+} \ No newline at end of file
diff --git a/src/GFX/Shading/Uniform.cpp b/src/GFX/Shading/Uniform.cpp
new file mode 100644
index 0000000..9448574
--- /dev/null
+++ b/src/GFX/Shading/Uniform.cpp
@@ -0,0 +1,14 @@
+#include <GL/glew.h>
+#include "Uniform.hpp"
+
+namespace MC::GFX::Shading {
+
+void Uniform::set(Matrix<4, 4> value) const {
+ glUniformMatrix4fv(m_index, 1, GL_TRUE, value.elements);
+}
+
+void Uniform::set(Vector<3> value) const {
+ glUniform3f(m_index, value.x(), value.y(), value.z());
+}
+
+}
diff --git a/src/GFX/Shading/Uniform.hpp b/src/GFX/Shading/Uniform.hpp
new file mode 100644
index 0000000..8035dfe
--- /dev/null
+++ b/src/GFX/Shading/Uniform.hpp
@@ -0,0 +1,23 @@
+#pragma once
+
+#include <cstdint>
+#include <string>
+#include <utility>
+#include "../../Math/Math.hpp"
+
+namespace MC::GFX::Shading {
+
+class Uniform {
+public:
+ Uniform(std::string name, uint32_t index)
+ : m_name(std::move(name)), m_index(index) {};
+
+ void set(Matrix<4, 4> value) const;
+ void set(Vector<3> value) const;
+
+private:
+ std::string m_name;
+ uint32_t m_index;
+};
+
+}