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Simplify skybox rendering a little bit

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Gets rid of quite a few CPU instructions, but no change to GPU
This commit is contained in:
UnknownShadow200 2019-07-16 22:24:08 +10:00
parent e76aab0b55
commit 2e6d8990b8
1 changed files with 3 additions and 3 deletions
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6
src/EnvRenderer.c
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@ -302,10 +302,10 @@ void EnvRenderer_RenderSkybox(double deltaTime) {
Gfx_SetVertexFormat(VERTEX_FORMAT_P3FT2FC4B); Gfx_SetVertexFormat(VERTEX_FORMAT_P3FT2FC4B);
/* Base skybox rotation */ /* Base skybox rotation */
m = Matrix_Identity;
rotTime = (float)(Game.Time * 2 * MATH_PI); /* So speed of 1 rotates whole skybox every second */ rotTime = (float)(Game.Time * 2 * MATH_PI); /* So speed of 1 rotates whole skybox every second */
Matrix_RotateY(&rotY, Env.SkyboxHorSpeed * rotTime); Matrix_MulBy(&m, &rotY); Matrix_RotateY(&rotY, Env.SkyboxHorSpeed * rotTime);
Matrix_RotateX(&rotX, Env.SkyboxVerSpeed * rotTime); Matrix_MulBy(&m, &rotX); Matrix_RotateX(&rotX, Env.SkyboxVerSpeed * rotTime);
Matrix_Mul(&m, &rotY, &rotX);
/* Rotate around camera */ /* Rotate around camera */
pos = Camera.CurrentPos; pos = Camera.CurrentPos;