From bcc57bc649e13ff86262dd20247c801a8973151f Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 12 Dec 2021 15:14:57 +0000
Subject: glm::value_ptr is neater

---
 gfx/gl/shader.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/gfx/gl/shader.cpp b/gfx/gl/shader.cpp
index b8210d1..771db97 100644
--- a/gfx/gl/shader.cpp
+++ b/gfx/gl/shader.cpp
@@ -9,6 +9,7 @@
 #include <gfx/gl/shaders/vs-landmassShader.h>
 #include <gfx/gl/shaders/vs-waterShader.h>
 #include <glm/glm.hpp>
+#include <glm/gtc/type_ptr.hpp>
 #include <glm/gtx/transform.hpp>
 #include <location.hpp>
 #include <maths.h>
@@ -59,7 +60,7 @@ Shader::setView(glm::mat4 proj) const
 {
 	for (const auto & prog : programs) {
 		glUseProgram(prog.m_program);
-		glUniformMatrix4fv(prog.viewProjection_uniform, 1, GL_FALSE, &proj[0][0]);
+		glUniformMatrix4fv(prog.viewProjection_uniform, 1, GL_FALSE, glm::value_ptr(proj));
 	}
 }
 
@@ -69,7 +70,7 @@ Shader::setUniform(const GLchar * uniform, glm::vec3 v) const
 	for (const auto & prog : programs) {
 		if (auto loc = glGetUniformLocation(prog.m_program, uniform); loc >= 0) {
 			glUseProgram(prog.m_program);
-			glUniform3fv(loc, 1, &v[0]);
+			glUniform3fv(loc, 1, glm::value_ptr(v));
 		}
 	}
 }
@@ -81,7 +82,7 @@ Shader::setModel(const Location & loc, Program pid) const
 	glUseProgram(prog.m_program);
 	if (prog.model_uniform >= 0) {
 		const auto model {glm::translate(loc.pos) * rotate_ypr(loc.rot)};
-		glUniformMatrix4fv(prog.model_uniform, 1, GL_FALSE, &model[0][0]);
+		glUniformMatrix4fv(prog.model_uniform, 1, GL_FALSE, glm::value_ptr(model));
 	}
 }
 
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