Add function to load image from memory, initialize window from an existing window, allow creating text without font/string

1 files changed, 19 insertions, 0 deletions

diff --git a/src/graphics/image.c b/src/graphics/image.c
index 430f03a..593a3d2 100644
--- a/src/graphics/image.c
+++ b/src/graphics/image.c
@@ -52,6 +52,25 @@ int mgl_image_load_from_file(mgl_image *self, const char *filepath) {
     return 0;
 }
 
+/* TODO: Ensure texture is power of 2 if the hardware doesn't support non power of two textures */
+/* TODO: Verify if source format should always be 4 components (RGBA) because apparently if its another format then opengl will internally convert it to RGBA */
+int mgl_image_load_from_memory(mgl_image *self, const unsigned char *data, size_t size) {
+    self->data = NULL;
+    self->width = 0;
+    self->height = 0;
+    
+    int format;
+    self->data = stbi_load_from_memory(data, size, &self->width, &self->height, &format, 0);
+    if(!self->data) {
+        fprintf(stderr, "Error: failed to load image from memory, error: %s\n", stbi_failure_reason());
+        mgl_image_unload(self);
+        return -1;
+    }
+    self->format = stbi_format_to_mgl_image_format(format);
+
+    return 0;
+}
+
 void mgl_image_unload(mgl_image *self) {
     if(self->data) {
         stbi_image_free(self->data);