Sprite loader foundationHEADmaster

5 files changed, 59 insertions, 3 deletions

diff --git a/height-map-display/CMakeLists.txt b/height-map-display/CMakeLists.txt
index c55a0fe..b5219bf 100644
--- a/height-map-display/CMakeLists.txt
+++ b/height-map-display/CMakeLists.txt
@@ -8,7 +8,10 @@ find_package(GLEW REQUIRED)
 find_package(glfw3 REQUIRED)
 find_package(Freetype REQUIRED)
 
-file(GLOB SOURCES "src/*.c" "src/map/*.c")
+# Include directory for STB headers
+include_directories(${CMAKE_SOURCE_DIR}/lib/stb)
+
+file(GLOB SOURCES "src/*.c" "src/map/*.c" "src/sprites/*.c")
 
 add_executable(build ${SOURCES})
-target_link_libraries(build ${OPENGL_gl_LIBRARY} ${OPENGL_INCLUDE_DIRS} ${FREETYPE_LIBARIES} ${GLEW_LIBRARIES} glfw m)
+target_link_libraries(build ${OPENGL_gl_LIBRARY} ${OPENGL_INCLUDE_DIRS} ${FREETYPE_LIBRARIES} ${GLEW_LIBRARIES} glfw m)
diff --git a/height-map-display/lib/stb b/height-map-display/lib/stb
new file mode 160000
+Subproject ae721c50eaf761660b4f90cc590453cdb0c2acd
diff --git a/height-map-display/src/main.c b/height-map-display/src/main.c
index ad3f093..9860b0a 100644
--- a/height-map-display/src/main.c
+++ b/height-map-display/src/main.c
@@ -8,13 +8,15 @@
 #include "map/node.h"
 #include "map/square.h"
 
+#include "sprites/loader.h"
+
 #define MAP_HEIGHT 10
 #define MAP_WIDTH 10
 
 float camera_pos_x = 0.0f;
 float camera_pos_y = 0.0f;
 float camera_pos_z = 0.0f;
-float camera_yaw = 33.4f;    // rotation around y-axis
+float camera_yaw = 45.0f;    // rotation around y-axis
 float camera_pitch = -66.7f;  // rotation aroudn x-axis
 
 float camera_speed = 0.1f;
diff --git a/height-map-display/src/sprites/loader.c b/height-map-display/src/sprites/loader.c
new file mode 100644
index 0000000..393af10
--- /dev/null
+++ b/height-map-display/src/sprites/loader.c
@@ -0,0 +1,37 @@
+#include "loader.h"
+
+#define STB_IMAGE_IMPLEMENTATION
+#include "stb_image.h"
+#include <stdio.h>
+
+GLuint load_texture(const char* path) {
+
+    GLuint texture_id;
+    glGenTextures(1, &texture_id);
+    
+    glBindTexture(GL_TEXTURE_2D, texture_id);
+
+    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_REPEAT);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_REPEAT);
+
+
+    // Load image data
+    int width, height, nr_channels;
+    unsigned char* data = stbi_load(path, &width, &height, &nr_channels, 0);
+    if (data) {
+        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
+        glGenerateMipmap(GL_TEXTURE_2D);
+    } else {
+        printf("Failed to load texture: %s\n", path);
+    }
+    stbi_image_free(data);
+
+    // Unbind texture
+    glBindTexture(GL_TEXTURE_2D, 0);
+
+    return texture_id;
+
+}
diff --git a/height-map-display/src/sprites/loader.h b/height-map-display/src/sprites/loader.h
new file mode 100644
index 0000000..5f3a35e
--- /dev/null
+++ b/height-map-display/src/sprites/loader.h
@@ -0,0 +1,14 @@
+#ifndef LOADER_H
+#define LOADER_H
+
+#include <GL/glew.h>
+
+typedef struct {
+    float x, y;
+    float width, height;
+    GLuint texture_id;
+} Sprite;
+
+GLuint load_texture(const char* path);
+
+#endif