From 33f19e55b8ae076e4b72b1673ddea750c74a264f Mon Sep 17 00:00:00 2001
From: vlj <vljn@ovi.com>
Date: Sun, 18 May 2014 23:47:52 +0200
Subject: [PATCH] Fix for shadows.

---
 src/graphics/glwrap.cpp | 15 ++++++++++++---
 src/graphics/rtts.cpp   |  5 +++--
 src/graphics/rtts.hpp   |  4 ++--
 3 files changed, 17 insertions(+), 7 deletions(-)

diff --git a/src/graphics/glwrap.cpp b/src/graphics/glwrap.cpp
index 117ec9f2c..0dc0aebb2 100644
--- a/src/graphics/glwrap.cpp
+++ b/src/graphics/glwrap.cpp
@@ -534,9 +534,18 @@ FrameBuffer::FrameBuffer(const std::vector<GLuint> &RTTs, GLuint DS, size_t w, s
 {
     glGenFramebuffers(1, &fbo);
     glBindFramebuffer(GL_FRAMEBUFFER, fbo);
-    for (unsigned i = 0; i < RTTs.size(); i++)
-        glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + i, GL_TEXTURE_2D, RTTs[i], 0);
-    glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, DS, 0);
+    if (irr_driver->getGLSLVersion() >= 330)
+    {
+        for (unsigned i = 0; i < RTTs.size(); i++)
+            glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + i, RTTs[i], 0);
+        glFramebufferTexture(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, DS, 0);
+    }
+    else
+    {
+        for (unsigned i = 0; i < RTTs.size(); i++)
+            glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + i, GL_TEXTURE_2D, RTTs[i], 0);
+        glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, DS, 0);
+    }
     GLenum result = glCheckFramebufferStatus(GL_FRAMEBUFFER);
     assert(result == GL_FRAMEBUFFER_COMPLETE_EXT);
 }
diff --git a/src/graphics/rtts.cpp b/src/graphics/rtts.cpp
index 955a9d8bb..c661c7673 100644
--- a/src/graphics/rtts.cpp
+++ b/src/graphics/rtts.cpp
@@ -144,15 +144,16 @@ RTT::RTT(size_t width, size_t height)
         glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_R8, 1024, 1024, 4, 0, GL_RED, GL_UNSIGNED_BYTE, 0);
         glGenTextures(1, &shadowDepthTex);
         glBindTexture(GL_TEXTURE_2D_ARRAY, shadowDepthTex);
-        glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_DEPTH_COMPONENT24, 1024, 1024, 4, 0, GL_DEPTH_COMPONENT, GL_FLOAT, 0);
+        glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_DEPTH_STENCIL, 1024, 1024, 4, 0, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8, 0);
 
-        shadowFBO = FrameBuffer(std::vector<GLuint> {shadowColorTex}, shadowDepthTex, 1024, 1024);
+        shadowFBO = new FrameBuffer(std::vector<GLuint> {shadowColorTex}, shadowDepthTex, 1024, 1024);
     }
     glBindFramebuffer(GL_FRAMEBUFFER, 0);
 }
 
 RTT::~RTT()
 {
+    delete shadowFBO;
     glDeleteTextures(RTT_COUNT, RenderTargetTextures);
     glDeleteTextures(1, &DepthStencilTexture);
     if (irr_driver->getGLSLVersion() >= 150)
diff --git a/src/graphics/rtts.hpp b/src/graphics/rtts.hpp
index 6307235b8..96127b3f2 100644
--- a/src/graphics/rtts.hpp
+++ b/src/graphics/rtts.hpp
@@ -37,7 +37,7 @@ public:
     RTT(size_t width, size_t height);
     ~RTT();
 
-    FrameBuffer &getShadowFBO() { return shadowFBO; }
+    FrameBuffer &getShadowFBO() { return *shadowFBO; }
     unsigned getShadowDepthTex() const { return shadowDepthTex; }
 
     unsigned getDepthStencilTexture() const { return DepthStencilTexture; }
@@ -49,7 +49,7 @@ private:
     unsigned DepthStencilTexture;
 
     unsigned shadowColorTex, shadowDepthTex;
-    FrameBuffer shadowFBO;
+    FrameBuffer* shadowFBO;
 
     LEAK_CHECK();
 };