pyrite-dev/assaultfish
13
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

idk

Browse source
This commit is contained in:
Nishi 2026-02-01 08:09:18 +09:00
commit ae67600abf
Signed by: nishi
GPG key ID: 27EF69B208EB9343
11 changed files with 178 additions and 94 deletions
Download patch file Download diff file Expand all files Collapse all files

22
engine/src/gl/gl_shadow.c
View file

@ -2,20 +2,22 @@
#include <GearSrc/Math.h>
#define SHADOW_WIDTH 512
#define SHADOW_HEIGHT 512
#define SHADOW_CULL
void GSGLShadowInit(GSGL gl) {
GLfloat color[] = {1, 1, 1, 1};
glGenTextures(1, &gl->shadow_texture);
glBindTexture(GL_TEXTURE_2D, gl->shadow_texture);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, SHADOW_WIDTH, SHADOW_HEIGHT, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_BYTE, 0);
glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, GSGLMaxShadowDistance, GSGLMaxShadowDistance, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_BYTE, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, color);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_R_TO_TEXTURE);
@ -48,12 +50,16 @@ GSBool GSGLShadowBeforeMapping(GSGL gl) {
GSGLClear(gl);
glViewport(0, 0, SHADOW_WIDTH, SHADOW_HEIGHT);
glViewport(0, 0, GSGLMaxShadowDistance, GSGLMaxShadowDistance);
glMatrixMode(GL_PROJECTION);
glGetDoublev(GL_PROJECTION_MATRIX, gl->shadow_old_projection);
glLoadIdentity();
GSGLCameraPerspective(gl, SHADOW_WIDTH, SHADOW_HEIGHT);
if(gl->engine->client->light0[3]) {
GSGLCameraPerspective(gl, GSGLMaxShadowDistance, GSGLMaxShadowDistance);
} else {
glOrtho(-GSGLMaxShadowDistance / 2, GSGLMaxShadowDistance / 2, -GSGLMaxShadowDistance / 2, GSGLMaxShadowDistance / 2, -GSGLMaxDistance, GSGLMaxDistance);
}
glGetDoublev(GL_PROJECTION_MATRIX, gl->shadow_projection);
@ -89,7 +95,7 @@ void GSGLShadowAfterMapping(GSGL gl) {
glActiveTexture(GL_TEXTURE7);
glBindTexture(GL_TEXTURE_2D, gl->shadow_texture);
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, SHADOW_WIDTH, SHADOW_HEIGHT);
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, GSGLMaxShadowDistance, GSGLMaxShadowDistance);
glBindTexture(GL_TEXTURE_2D, 0);
glActiveTexture(GL_TEXTURE0);