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Implement animated flash tiles in Tilemap

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Flash tiles start with an alpha of 60, which ramps up to 120
in 16 frames and 4 steps, then ramps down again over the same period.
This commit is contained in:
Jonas Kulla 2013-09-23 08:27:28 +02:00
parent 9e63fb6b64
commit 7a6c05bba0
7 changed files with 70 additions and 6 deletions
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16
src/shader.cpp
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@ -36,6 +36,7 @@
#include "../simple.frag.xxd"
#include "../simpleColor.frag.xxd"
#include "../simpleAlpha.frag.xxd"
#include "../flashMap.frag.xxd"
#include "../simple.vert.xxd"
#include "../simpleColor.vert.xxd"
#include "../sprite.vert.xxd"
@ -369,6 +370,21 @@ void PlaneShader::setOpacity(float value)
}
FlashMapShader::FlashMapShader()
{
INIT_SHADER(simpleColor, flashMap);
ShaderBase::init();
GET_U(alpha);
}
void FlashMapShader::setAlpha(float value)
{
glUniform1f(u_alpha, value);
}
HueShader::HueShader()
{
INIT_SHADER(simple, hue);