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-rw-r--r--.gitignore2
-rw-r--r--assets/images/atlas.pngbin0 -> 1971 bytes
-rw-r--r--assets/images/atlas.ppm3076
-rw-r--r--assets/shaders/fragment.glsl5
-rw-r--r--assets/shaders/vertex.glsl4
-rw-r--r--src/Binder.cpp6
-rw-r--r--src/Image/PPMParser.cpp11
-rw-r--r--src/Image/RawImage.cpp16
-rw-r--r--src/Image/RawImage.hpp15
-rw-r--r--src/Mesh.cpp8
-rw-r--r--src/Mesh.hpp8
-rw-r--r--src/Texture.cpp27
-rw-r--r--src/Texture.hpp17
-rw-r--r--src/main.cpp9
14 files changed, 3182 insertions, 22 deletions
diff --git a/.gitignore b/.gitignore
index b01afd5..4418da3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
 cmake-build-debug
 .idea
 
-src/Shader/Generated
\ No newline at end of file
+assets/generated
\ No newline at end of file
diff --git a/assets/images/atlas.png b/assets/images/atlas.png
new file mode 100644
index 0000000..b407403
--- /dev/null
+++ b/assets/images/atlas.png
Binary files differdiff --git a/assets/images/atlas.ppm b/assets/images/atlas.ppm
new file mode 100644
index 0000000..1cb42cf
--- /dev/null
+++ b/assets/images/atlas.ppm
@@ -0,0 +1,3076 @@
+P3
+# Meowcraft atlas.ppm
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diff --git a/assets/shaders/fragment.glsl b/assets/shaders/fragment.glsl
index ba5ed93..debc145 100644
--- a/assets/shaders/fragment.glsl
+++ b/assets/shaders/fragment.glsl
@@ -1,7 +1,10 @@
 #version 330 core
 
+in vec2 frag_tex_coord;
+
 out vec4 color;
 
 void main() {
-    color = vec4(0.2f, 0.6f, 0.6f, 1.0f); // #339999
+    //color = vec4(0.2f, 0.6f, 0.6f, 1.0f); // #339999
+    color = vec4(frag_tex_coord.xy, 1.0f, 1.0f);
 }
\ No newline at end of file
diff --git a/assets/shaders/vertex.glsl b/assets/shaders/vertex.glsl
index e7b9e3d..4faca1a 100644
--- a/assets/shaders/vertex.glsl
+++ b/assets/shaders/vertex.glsl
@@ -5,7 +5,11 @@ uniform mat4 view_matrix;
 uniform mat4 projection_matrix;
 
 in vec3 position;
+in vec2 tex_coord;
+
+out vec2 frag_tex_coord;
 
 void main() {
     gl_Position = projection_matrix * view_matrix * model_matrix * vec4(position, 1.0);
+    frag_tex_coord = tex_coord;
 }
\ No newline at end of file
diff --git a/src/Binder.cpp b/src/Binder.cpp
index 409c4ef..9bca480 100644
--- a/src/Binder.cpp
+++ b/src/Binder.cpp
@@ -8,6 +8,7 @@ BindableMesh Binder::load(Mesh& mesh) {
     auto vao = create_vao();
     store_indices(mesh.raw_indices(), mesh.indices_size());
     store_in_attribute_list(0, 3, mesh.raw(), mesh.size() * 3);
+    store_in_attribute_list(1, 2, mesh.raw_tex_coords(), mesh.tex_coords_size() * 2);
     unbind_vao();
 
     return {vao, mesh.indices_size()};
@@ -39,17 +40,20 @@ void Binder::store_in_attribute_list(uint32_t attribute, size_t size, float* dat
 
     glBindBuffer(GL_ARRAY_BUFFER, vbo);
     glBufferData(GL_ARRAY_BUFFER, data_size * sizeof(float), data, GL_STATIC_DRAW);
-    glVertexAttribPointer(attribute, size, GL_FLOAT, GL_FALSE, 3 * sizeof(float), nullptr);
+    glVertexAttribPointer(attribute, size, GL_FLOAT, GL_FALSE, size * sizeof(float), nullptr);
+    glBindBuffer(GL_ARRAY_BUFFER, 0);
 }
 
 void BindableMesh::bind() const {
     glBindVertexArray(m_vao);
     glEnableVertexAttribArray(0);
+    glEnableVertexAttribArray(1);
 }
 
 void BindableMesh::unbind() {
     glBindVertexArray(0);
     glDisableVertexAttribArray(0);
+    glDisableVertexAttribArray(1);
 }
 
 size_t BindableMesh::size() const {
diff --git a/src/Image/PPMParser.cpp b/src/Image/PPMParser.cpp
index 0a9da54..d7d8c6a 100644
--- a/src/Image/PPMParser.cpp
+++ b/src/Image/PPMParser.cpp
@@ -8,8 +8,6 @@ namespace MC::Image {
 RawImage PPMParser::parse() {
     auto header = parse_header();
 
-    std::cout << header.type << " " << header.width << " " << header.height << " " << (uint64_t)header.max_color << std::endl;
-
     if (header.max_color != 255) {
         throw std::logic_error("PPM max color values other than 255 are not implemented.");
     }
@@ -20,7 +18,7 @@ RawImage PPMParser::parse() {
 
     auto pixel_count = header.width * header.height;
 
-    RawImage image(pixel_count);
+    RawImage image(pixel_count, header.width, header.height, 3);
     for (uint64_t pixel_index = 0; pixel_index < pixel_count; pixel_index++) {
         RawImage::Pixel pixel = parse_pixel(header.max_color);
         image.add(pixel);
@@ -97,16 +95,10 @@ uint64_t PPMParser::chomp_number() {
 
         uint8_t digit = digit_ascii - '0';
 
-        std::cout << "digit_ascii: " << digit_ascii << std::endl;
-        std::cout << "digit: " << (uint64_t)digit << std::endl;
-
         number *= 10;
         number += digit;
-
-        std::cout << "number: " << (uint64_t)number << std::endl;
     }
 
-    std::cout << "chomp number: " << number << std::endl;
     return number;
 }
 
@@ -125,7 +117,6 @@ std::string_view PPMParser::chomp_part() {
     auto part = m_source.substr(m_cursor, length);
     m_cursor += length;
 
-    std::cout << "chomped: " << part << std::endl;
     return part;
 }
 
diff --git a/src/Image/RawImage.cpp b/src/Image/RawImage.cpp
index 50478ad..00bfb0c 100644
--- a/src/Image/RawImage.cpp
+++ b/src/Image/RawImage.cpp
@@ -6,12 +6,24 @@ void RawImage::add(RawImage::Pixel pixel) {
     m_pixels.push_back(pixel);
 }
 
-size_t RawImage::size() {
+size_t RawImage::size() const {
     return m_pixels.size();
 }
 
-uint8_t* RawImage::raw() {
+uint8_t* RawImage::raw() const {
     return (uint8_t*)m_pixels.data();
 }
 
+uint32_t RawImage::width() const {
+    return m_width;
+}
+
+uint32_t RawImage::height() const {
+    return m_height;
+}
+
+uint8_t RawImage::channels() const {
+    return m_channels;
+}
+
 }
\ No newline at end of file
diff --git a/src/Image/RawImage.hpp b/src/Image/RawImage.hpp
index 4414ee0..6c4b122 100644
--- a/src/Image/RawImage.hpp
+++ b/src/Image/RawImage.hpp
@@ -8,9 +8,10 @@ namespace MC::Image {
 
 class RawImage {
 public:
-    RawImage() : m_pixels() {};
+    RawImage() : m_pixels(), m_width(0), m_height(0), m_channels(0) {};
 
-    explicit RawImage(size_t pixel_count) : m_pixels() {
+    explicit RawImage(size_t pixel_count, uint32_t width, uint32_t height, uint8_t channels)
+        : m_pixels(), m_width(width), m_height(height), m_channels(channels) {
         m_pixels.reserve(pixel_count);
     }
 
@@ -20,11 +21,17 @@ public:
 
     void add(Pixel pixel);
 
-    size_t size();
-    uint8_t* raw();
+    size_t size() const;
+    uint8_t* raw() const;
 
+    uint32_t width() const;
+    uint32_t height() const;
+    uint8_t channels() const;
 private:
     std::vector<Pixel> m_pixels;
+
+    uint32_t m_width, m_height;
+    uint8_t m_channels;
 };
 
 }
diff --git a/src/Mesh.cpp b/src/Mesh.cpp
index d1f3a88..56ce9dc 100644
--- a/src/Mesh.cpp
+++ b/src/Mesh.cpp
@@ -15,3 +15,11 @@ uint32_t* MC::Mesh::raw_indices() {
 size_t MC::Mesh::indices_size() {
     return m_indices.size();
 }
+
+float* MC::Mesh::raw_tex_coords() {
+    return (float*)m_tex_coords.data();
+}
+
+size_t MC::Mesh::tex_coords_size() {
+    return m_tex_coords.size();
+}
diff --git a/src/Mesh.hpp b/src/Mesh.hpp
index a9dadb7..50fc629 100644
--- a/src/Mesh.hpp
+++ b/src/Mesh.hpp
@@ -9,8 +9,8 @@ namespace MC {
 
 class Mesh {
 public:
-    Mesh(std::vector<Vector<3>> positions, std::vector<uint32_t> indices)
-        : m_positions(std::move(positions)), m_indices(std::move(indices)) {};
+    Mesh(std::vector<Vector<3>> positions, std::vector<Vector<2>> tex_coords, std::vector<uint32_t> indices)
+        : m_positions(std::move(positions)), m_tex_coords(std::move(tex_coords)), m_indices(std::move(indices)) {};
 
     float* raw();
     size_t size();
@@ -18,8 +18,12 @@ public:
     uint32_t* raw_indices();
     size_t indices_size();
 
+    float* raw_tex_coords();
+    size_t tex_coords_size();
+
 private:
     std::vector<Vector<3>> m_positions;
+    std::vector<Vector<2>> m_tex_coords;
     std::vector<uint32_t> m_indices;
 
 };
diff --git a/src/Texture.cpp b/src/Texture.cpp
new file mode 100644
index 0000000..d32a75a
--- /dev/null
+++ b/src/Texture.cpp
@@ -0,0 +1,27 @@
+#include <GL/glew.h>
+#include "Texture.hpp"
+
+namespace MC {
+
+Texture::Texture(const Image::RawImage& image) {
+    glGenTextures(1, &m_texture);
+    glBindTexture(GL_TEXTURE_2D, m_texture);
+
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, image.width(), image.height(), 0, GL_RGB, GL_UNSIGNED_BYTE, image.raw());
+    glGenerateMipmap(GL_TEXTURE_2D);
+}
+
+void Texture::bind() {
+    glBindTexture(GL_TEXTURE_2D, m_texture);
+}
+
+void Texture::unbind() {
+    glBindTexture(GL_TEXTURE_2D, 0);
+}
+}
\ No newline at end of file
diff --git a/src/Texture.hpp b/src/Texture.hpp
new file mode 100644
index 0000000..91b5e54
--- /dev/null
+++ b/src/Texture.hpp
@@ -0,0 +1,17 @@
+#pragma once
+
+#include "Image/RawImage.hpp"
+
+namespace MC {
+
+class Texture {
+public:
+    Texture(const Image::RawImage& image);
+
+    void bind();
+    void unbind();
+private:
+    uint32_t m_texture;
+};
+
+}
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 3da3d90..1f5d3a2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -61,7 +61,14 @@ void run() {
        {0.5f, -0.5f, -0.5f},
        {0.5f,  0.5f, -0.5f},
        {-0.5f,  0.5f, -0.5f}
-    }, {
+    },
+    {
+        {-0.5f, -0.5f}, {0.5f, 0.5f},
+        {-0.5f,  0.5f}, {0.5f,  0.5f},
+        {0.5f, -0.5f},  {0.5f,  0.5f},
+        {-0.5f, -0.5f}, {-0.5f, 0.5f}
+    },
+    {
         0, 1, 2, 2, 3, 0,
         1, 5, 6, 6, 2, 1,
         7, 6, 5, 5, 4, 7,
generated by cgit-pink 1.4.1 (git 2.36.1) at 2026-04-25 16:07:48 +0000