Only generate the first N shadow maps which are useful

Note: we don't yet optimise the use of the shadow map texture, each still renders into its own corner

1 files changed, 6 insertions, 4 deletions

diff --git a/gfx/gl/shadowMapper.h b/gfx/gl/shadowMapper.h
index 0ce6898..bdbd39f 100644
--- a/gfx/gl/shadowMapper.h
+++ b/gfx/gl/shadowMapper.h
@@ -7,16 +7,18 @@
 class SceneProvider;
 class Camera;
 
+#include <gfx/models/texture.h>
 class ShadowMapper {
 public:
 	explicit ShadowMapper(const glm::ivec2 & size);
 
 	static constexpr std::size_t SHADOW_BANDS {4};
-	template<std::size_t S> struct Definitions {
-		std::array<glm::mat4x4, S> projections;
-		std::array<glm::vec4, S> regions;
+	struct Definitions {
+		std::array<glm::mat4x4, SHADOW_BANDS> projections;
+		std::array<glm::vec4, SHADOW_BANDS> regions;
+		size_t maps {};
 	};
-	Definitions<SHADOW_BANDS> update(const SceneProvider &, const glm::vec3 & direction, const Camera &) const;
+	Definitions update(const SceneProvider &, const glm::vec3 & direction, const Camera &) const;
 
 	class FixedPoint : public Program {
 	public: