public void render(List<Terrain> terrains, Matrix4f toShadowSpace) {
shader.loadToShadowSpaceMatrix(toShadowSpace);
for (Terrain t : terrains) {
prepareTerrain(t);
loadModelMatrix(t);
GL11.glDrawElements(
GL11.GL_TRIANGLES, t.getModel().getVertexCount(), GL11.GL_UNSIGNED_INT, 0);
unbindShtuffs();
}
}
private void bindTextures(Terrain terrain) {
TerrainTexturePack pack = terrain.getTexturePack();
GL13.glActiveTexture(GL13.GL_TEXTURE0);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, pack.getBackgroundTexture().getTextureID());
GL13.glActiveTexture(GL13.GL_TEXTURE1);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, pack.getRedTexture().getTextureID());
GL13.glActiveTexture(GL13.GL_TEXTURE2);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, pack.getGreenTexture().getTextureID());
GL13.glActiveTexture(GL13.GL_TEXTURE3);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, pack.getBlueTexture().getTextureID());
GL13.glActiveTexture(GL13.GL_TEXTURE4);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, terrain.getBlendMap().getTextureID());
}
private void prepareTerrain(Terrain terrain) {
RawModel model = terrain.getModel();
GL30.glBindVertexArray(model.getVaoID());
GL20.glEnableVertexAttribArray(0);
GL20.glEnableVertexAttribArray(1);
GL20.glEnableVertexAttribArray(2);
bindTextures(terrain);
shader.loadShineVariables(1, 0);
}
public void move(Terrain terrain) {
checkInputs();
super.increaseRotation(0, currentTurnSpeed * DisplayManager.getFrameTimeSeconds(), 0);
float distance = currentSpeed * DisplayManager.getFrameTimeSeconds();
float dx = (float) (distance * Math.sin(Math.toRadians(super.getRotY())));
float dz = (float) (distance * Math.cos(Math.toRadians(super.getRotY())));
super.increasePosition(dx, 0, dz);
upwardsSpeed += GRAVITY * DisplayManager.getFrameTimeSeconds();
super.increasePosition(0, upwardsSpeed * DisplayManager.getFrameTimeSeconds(), 0);
float terrainHeight = terrain.getHeightOfTerrain(getPosition().x, getPosition().z);
// float terrainHeight = 0;
if (super.getPosition().y < terrainHeight) {
upwardsSpeed = 0;
isInAir = false;
super.getPosition().y = terrainHeight;
}
}
private void loadModelMatrix(Terrain terrain) {
Matrix4f transfomation =
Maths.createTransformationMatrix(
new Vector3f(terrain.getX(), 0, terrain.getZ()), 0, 0, 0, 1);
shader.loadTransformationMatrix(transfomation);
}