From be41f208c6660a879818321e2904795c7d45fe3e Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 31 Jul 2024 20:56:23 +0200
Subject: Add mipmap, texture load from memory

---
 depends/mgl                               |  2 +-
 include/mglpp/graphics/Texture.hpp        | 10 ++++++----
 include/mglpp/system/MemoryMappedFile.hpp |  4 ++--
 src/graphics/Sprite.cpp                   |  6 ++----
 src/graphics/Texture.cpp                  | 25 +++++++++++++++++++++----
 tests/main.cpp                            |  2 +-
 6 files changed, 33 insertions(+), 16 deletions(-)

diff --git a/depends/mgl b/depends/mgl
index f3e5b69..470dac0 160000
--- a/depends/mgl
+++ b/depends/mgl
@@ -1 +1 @@
-Subproject commit f3e5b69d33f47dece7e3bc8c133f65ad7169cc18
+Subproject commit 470dac0e891c1ec59dfe52e77861cf068837976d
diff --git a/include/mglpp/graphics/Texture.hpp b/include/mglpp/graphics/Texture.hpp
index 906818c..8bd2df6 100644
--- a/include/mglpp/graphics/Texture.hpp
+++ b/include/mglpp/graphics/Texture.hpp
@@ -12,8 +12,9 @@ namespace mgl {
     class Texture {
     public:
         struct LoadOptions {
-            bool compressed;
-            bool pixel_coordinates;
+            bool compressed = false;
+            bool pixel_coordinates = false;
+            bool mipmap = false; /* available since opengl 3.0 */
         };
 
         Texture();
@@ -23,8 +24,9 @@ namespace mgl {
 
         static Texture reference(mgl_texture ref);
 
-        bool load_from_file(const char *filepath, const LoadOptions load_options = {false, false});
-        bool load_from_image(Image &image, const LoadOptions load_options = {false, false});
+        bool load_from_file(const char *filepath, const LoadOptions load_options = {false, false, false});
+        bool load_from_image(Image &image, const LoadOptions load_options = {false, false, false});
+        bool load_from_memory(const unsigned char *data, int width, int height, mgl_image_format format, LoadOptions load_options = {false, false, false});
         void clear();
         vec2i get_size() const;
         bool is_valid() const;
diff --git a/include/mglpp/system/MemoryMappedFile.hpp b/include/mglpp/system/MemoryMappedFile.hpp
index 1be23d4..57f3c67 100644
--- a/include/mglpp/system/MemoryMappedFile.hpp
+++ b/include/mglpp/system/MemoryMappedFile.hpp
@@ -9,8 +9,8 @@ namespace mgl {
     class MemoryMappedFile {
     public:
         struct LoadOptions {
-            bool readable;
-            bool writable;
+            bool readable = true;
+            bool writable = true;
         };
 
         MemoryMappedFile();
diff --git a/src/graphics/Sprite.cpp b/src/graphics/Sprite.cpp
index f2ba460..de9e96c 100644
--- a/src/graphics/Sprite.cpp
+++ b/src/graphics/Sprite.cpp
@@ -35,10 +35,8 @@ namespace mgl {
     }
 
     vec2f Sprite::get_size() const {
-        if(texture)
-            return get_scale() * mgl::vec2f(texture->get_size().x, texture->get_size().y);
-        else
-            return { 0.0f, 0.0f };
+        const mgl_vec2f v = mgl_sprite_get_size(&sprite);
+        return { v.x, v.y };
     }
 
     void Sprite::set_scale(vec2f scale) {
diff --git a/src/graphics/Texture.cpp b/src/graphics/Texture.cpp
index 86c4ac0..1bcf3af 100644
--- a/src/graphics/Texture.cpp
+++ b/src/graphics/Texture.cpp
@@ -47,9 +47,10 @@ namespace mgl {
         if(mgl_texture_init(&texture) != 0)
             return false;
 
-        mgl_texture_load_options texture_load_options = {
+        const mgl_texture_load_options texture_load_options = {
             load_options.compressed,
-            load_options.pixel_coordinates
+            load_options.pixel_coordinates,
+            load_options.mipmap
         };
         return mgl_texture_load_from_file(&texture, filepath, &texture_load_options) == 0;
     }
@@ -61,13 +62,29 @@ namespace mgl {
         if(mgl_texture_init(&texture) != 0)
             return false;
 
-        mgl_texture_load_options texture_load_options = {
+        const mgl_texture_load_options texture_load_options = {
             load_options.compressed,
-            load_options.pixel_coordinates
+            load_options.pixel_coordinates,
+            load_options.mipmap
         };
         return mgl_texture_load_from_image(&texture, image.internal_image(), &texture_load_options) == 0;
     }
 
+    bool Texture::load_from_memory(const unsigned char *data, int width, int height, mgl_image_format format, LoadOptions load_options) {
+        if(texture.id)
+            clear();
+
+        if(mgl_texture_init(&texture) != 0)
+            return false;
+
+        const mgl_texture_load_options texture_load_options = {
+            load_options.compressed,
+            load_options.pixel_coordinates,
+            load_options.mipmap
+        };
+        return mgl_texture_load_from_memory(&texture, data, width, height, format, &texture_load_options) == 0;
+    }
+
     void Texture::clear() {
         if(owned)
             mgl_texture_unload(&texture);
diff --git a/tests/main.cpp b/tests/main.cpp
index eb134ac..72737b5 100644
--- a/tests/main.cpp
+++ b/tests/main.cpp
@@ -106,7 +106,7 @@ int main(int argc, char **argv) {
 
     mgl::Event event;
     while(window.is_open()) {
-        if(window.poll_event(event)) {
+        while(window.poll_event(event)) {
             
         }
 
-- 
cgit v1.2.3