fix: macOS compatibility

1 files changed, 9 insertions, 7 deletions

diff --git a/src/platform/opengl/opengl_framebuffer.cpp b/src/platform/opengl/opengl_framebuffer.cpp
index c5b8fe2..9040994 100644
--- a/src/platform/opengl/opengl_framebuffer.cpp
+++ b/src/platform/opengl/opengl_framebuffer.cpp
@@ -19,7 +19,7 @@ namespace Donut
 
         static void create_textures(bool multisampled, uint32_t* out_id, uint32_t count)
         {
-            glCreateTextures(texture_target(multisampled), count, out_id);
+            glGenTextures(count, out_id);
         }
 
         static void attach_color_texture(uint32_t id, int samples, GLenum internal_format, GLenum format, uint32_t width, uint32_t height, int index)
@@ -31,7 +31,8 @@ namespace Donut
             }
             else
             {
-                glTexImage2D(GL_TEXTURE_2D, 0, internal_format, width, height, 0, format, GL_UNSIGNED_BYTE, nullptr);
+                GLenum type = (format == GL_RED_INTEGER) ? GL_INT : GL_UNSIGNED_BYTE;
+                glTexImage2D(GL_TEXTURE_2D, 0, internal_format, width, height, 0, format, type, nullptr);
 
                 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
                 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
@@ -52,7 +53,9 @@ namespace Donut
             }
             else
             {
-                glTexStorage2D(GL_TEXTURE_2D, 1, format, width, height);
+                GLenum depth_format = (format == GL_DEPTH24_STENCIL8) ? GL_DEPTH_STENCIL : GL_DEPTH_COMPONENT;
+                GLenum depth_type   = (format == GL_DEPTH24_STENCIL8) ? GL_UNSIGNED_INT_24_8 : GL_FLOAT;
+                glTexImage2D(GL_TEXTURE_2D, 0, format, width, height, 0, depth_format, depth_type, nullptr);
 
                 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
                 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
@@ -118,7 +121,7 @@ namespace Donut
             m_depth_attachment = 0;
         }
 
-        glCreateFramebuffers(1, &m_renderer_id);
+        glGenFramebuffers(1, &m_renderer_id);
         glBindFramebuffer(GL_FRAMEBUFFER, m_renderer_id);
 
         bool multisample = m_specification.Samples > 1;
@@ -230,8 +233,7 @@ namespace Donut
 
     void OpenGLFramebuffer::clear_attachment(uint32_t attachment_index, int value)
     {
-        auto& spec = m_color_attachment_specifications[attachment_index];
-        glClearTexImage(m_color_attachments[attachment_index], 0,
-            Utils::donut_fb_texture_format_to_gl(spec.texture_format), GL_INT, &value);
+        glBindFramebuffer(GL_FRAMEBUFFER, m_renderer_id);
+        glClearBufferiv(GL_COLOR, static_cast<GLint>(attachment_index), &value);
     }
 };