Use a separate max texture size for SP

src/graphics/irr_driver.cpp

@@ -934,6 +934,7 @@ void IrrDriver::applyResolutionSettings()
     // initDevice will drop the current device.
     delete m_renderer;
     SharedGPUObjects::reset();
+    SP::setMaxTextureSize();
     initDevice();
 
 #ifndef SERVER_ONLY

src/graphics/sp/sp_base.cpp

@@ -97,6 +97,8 @@ std::array<GLuint, ST_COUNT> g_samplers;
 // Check sp_shader.cpp for the name
 std::array<GLuint, 1> sp_prefilled_tex;
 // ----------------------------------------------------------------------------
+std::atomic<uint32_t> sp_max_texture_size(2048);
+// ----------------------------------------------------------------------------
 std::vector<float> g_bounding_boxes;
 // ----------------------------------------------------------------------------
 std::vector<std::shared_ptr<SPDynamicDrawCall> > g_dy_dc;
@@ -1435,6 +1437,15 @@ void uploadSPM(irr::scene::IMesh* mesh)
     }
 }   // uploadSPM
 
+// ----------------------------------------------------------------------------
+void setMaxTextureSize()
+{
+    const unsigned max =
+        (UserConfigParams::m_high_definition_textures & 0x01) == 0 ?
+        UserConfigParams::m_max_texture_size : 2048;
+    sp_max_texture_size.store(max);
+}   // setMaxTextureSize
+
 }
 
 #endif

src/graphics/sp/sp_base.hpp

@@ -26,6 +26,7 @@
 #include "vector3d.h"
 
 #include <array>
+#include <atomic>
 #include <cmath>
 #include <functional>
 #include <ostream>
@@ -88,6 +89,7 @@ class SPMeshBuffer;
 extern GLuint sp_mat_ubo[MAX_PLAYER_COUNT][3];
 extern GLuint sp_fog_ubo;
 extern std::array<GLuint, 1> sp_prefilled_tex;
+extern std::atomic<uint32_t> sp_max_texture_size;
 extern unsigned sp_solid_poly_count;
 extern unsigned sp_shadow_poly_count;
 extern int sp_cur_shadow_cascade;
@@ -139,6 +141,14 @@ SPMesh* convertEVTStandard(irr::scene::IMesh* mesh,
 // ----------------------------------------------------------------------------
 void uploadSPM(irr::scene::IMesh* mesh);
 // ----------------------------------------------------------------------------
+#ifdef SERVER_ONLY
+inline void setMaxTextureSize() {}
+#else
+void setMaxTextureSize();
+#endif
+// ----------------------------------------------------------------------------
+inline void unsetMaxTextureSize()          { sp_max_texture_size.store(2048); }
+// ----------------------------------------------------------------------------
 inline uint8_t srgbToLinear(float color_srgb)
 {
     int ret;

src/graphics/sp/sp_texture.cpp

@@ -167,8 +167,8 @@ std::shared_ptr<video::IImage> SPTexture::getTextureImage() const
     core::dimension2du img_size = image->getDimension();
     core::dimension2du tex_size = img_size.getOptimalSize
         (true/*requirePowerOfTwo*/, false/*requireSquare*/, false/*larger*/);
-    const core::dimension2du& max_size = irr_driver->getVideoDriver()
-        ->getDriverAttributes().getAttributeAsDimension2d("MAX_TEXTURE_SIZE");
+    unsigned max = sp_max_texture_size.load();
+    core::dimension2du max_size = core::dimension2du(max, max);
 
     if (tex_size.Width > max_size.Width)
     {

src/main.cpp

@@ -1654,14 +1654,14 @@ void initUserConfig()
 //=============================================================================
 void initRest()
 {
-
+    SP::setMaxTextureSize();
     irr_driver = new IrrDriver();
-    
+
     if (irr_driver->getDevice() == NULL)
     {
         Log::fatal("main", "Couldn't initialise irrlicht device. Quitting.\n");
     }
-    
+
     StkTime::init();   // grabs the timer object from the irrlicht device
 
     // Now create the actual non-null device in the irrlicht driver