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authorStijn Buys <ingar@osirion.org>2012-10-07 12:36:08 +0000
committerStijn Buys <ingar@osirion.org>2012-10-07 12:36:08 +0000
commit25a7afeeff7fabaf721cba732a1a3fb47b0b26cd (patch)
tree45c65fb41daf7b7ab878a46ef9e96fd6c81acbfa /src
parente14c5a54a8821affb100c5aee131fabe2955f684 (diff)
Probe the maximal number of OpenGL lights.
Diffstat (limited to 'src')
-rw-r--r--src/render/state.cc5
-rw-r--r--src/render/state.h4
2 files changed, 9 insertions, 0 deletions
diff --git a/src/render/state.cc b/src/render/state.cc
index 06156a1..5f026f0 100644
--- a/src/render/state.cc
+++ b/src/render/state.cc
@@ -22,6 +22,7 @@ float State::state_aspect = 0;
bool State::state_has_generate_mipmaps = false;
bool State::state_has_vbo = false;
GLuint State::state_vbo = 0;
+int State::state_maxlights;
math::Color State::state_color_primary;
@@ -95,6 +96,10 @@ void State::init(int width, int height)
else
con_print << "disabled" << std::endl;
+ // probe maximal number of lights
+ glGetIntegerv(GL_MAX_LIGHTS, &state_maxlights);
+ con_debug << " maximum number of OpenGL lights is " << state_maxlights << std::endl;
+
// Generate VBO
if (state_has_vbo)
gl::genbuffers(1, &state_vbo);
diff --git a/src/render/state.h b/src/render/state.h
index 2ba7c32..cda64d5 100644
--- a/src/render/state.h
+++ b/src/render/state.h
@@ -101,6 +101,9 @@ public:
inline static GLuint vbo() {
return state_vbo;
}
+ inline static int max_lights() {
+ return state_maxlights;
+ }
static void set_normalize(const bool enable=true);
@@ -112,6 +115,7 @@ private:
static bool state_has_generate_mipmaps;
static bool state_has_vbo;
static GLuint state_vbo;
+ static int state_maxlights;
static math::Color state_color_primary; // current primary color
static math::Color state_color_secondary; // current secondary color