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GSGLTetrakis

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This commit is contained in:
Nishi 2026-01-28 13:25:31 +09:00
commit cf213a68fe
Signed by: nishi
GPG key ID: 27EF69B208EB9343
8 changed files with 92 additions and 6 deletions
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8
engine/src/client.c
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@ -96,8 +96,14 @@ void GSClientDestroy(GSClient client) {
free(client);
}
static GSVector4 white = {1, 1, 1, 1};
static void scene(GSClient client) {
GSGLSetColor(client->gl, white);
if(client->engine->param->render != NULL) client->engine->param->render(client->engine);
GSGLSetColor(client->gl, white);
}
void GSClientStep(GSClient client) {
@ -107,7 +113,6 @@ void GSClientStep(GSClient client) {
char buf[512];
char buf2[512];
GSVersion ver;
GSVector4 white = {1, 1, 1, 1};
GSVector4 yellow = {1, 1, 0, 1};
GSVector4 half = {0, 0, 0, 0.5};
GSVector2 sq[4];
@ -116,7 +121,6 @@ void GSClientStep(GSClient client) {
GSGLClear(client->gl);
GSGLCameraSetup(client->gl);
GSGLSetLight(client->gl);
GSGLSetColor(client->gl, white);
GSGLTextBold(client->gl, 0);

2
engine/src/gl/gl.c
View file

@ -116,7 +116,7 @@ void GSGLEnd2D(GSGL gl) {
}
void GSGLSetPosition(GSGL gl, GSVector3 pos) {
glTranslatef(pos[0], pos[1], pos[2]);
glTranslatef(pos[0], pos[1], -pos[2]);
}
void GSGLSetRotation(GSGL gl, GSVector3 rot) {

41
engine/src/gl/gl_common.c
View file

@ -172,3 +172,44 @@ void GSGLTexturePrepareEx(GSGL gl, GLuint* texture, unsigned char* rgba, int wid
void GSGLTexturePrepare(GSGL gl, GLuint* texture, unsigned char* rgba, int width, int height) {
GSGLTexturePrepareEx(gl, texture, rgba, width, height, 1);
}
/* who even uses this other than second reality? :) */
void GSGLTetrakis(GSGL gl, GSNumber scale, GSVector4 col1, GSVector4 col2) {
GSVector3 v[] = {
{0, 1, 0},
{-0.75, 0.75, -0.75},
{0.75, 0.75, -0.75}};
GSVector3 n;
GSVector3 rot2 = {0, 90, 0};
GSVector3 rot3 = {0, 0, 90};
GSVector3 rot4 = {90, 0, 0};
int i, j, k = 0;
for(i = 0; i < 3; i++) {
for(j = 0; j < 3; j++) v[i][j] *= scale;
}
GSMathNormal3x3(n, v[0], v[1], v[2]);
GSGLPushMatrix(gl);
for(i = 0; i < 6; i++) {
for(j = 0; j < 4; j++) {
GSGLSetColor(gl, ((k + j) % 2) ? col2 : col1);
GSGLPolygon(gl, 3, v, NULL, n);
GSGLSetRotation(gl, rot2);
}
if(i == 3) {
GSGLSetRotation(gl, rot4);
k++;
} else if(i == 4) {
GSGLSetRotation(gl, rot4);
GSGLSetRotation(gl, rot4);
} else {
GSGLSetRotation(gl, rot3);
k++;
}
}
GSGLPopMatrix(gl);
}

1
engine/src/gl/gl_shadow.c
View file

@ -30,6 +30,7 @@ void GSGLShadowInit(GSGL gl) {
glUniform1i(glGetUniformLocation(gl->shadow_shader, "depth_texture"), 7);
glUniform1i(glGetUniformLocation(gl->shadow_shader, "current_texture"), 0);
glUniform1f(glGetUniformLocation(gl->shadow_shader, "enable_lighting"), 1);
glUniform1f(glGetUniformLocation(gl->shadow_shader, "enable_texture"), 0);
glUseProgram(0);
gl->shadow_use_shader = 1;

8
engine/src/gl/gl_texture.c
View file

@ -23,8 +23,16 @@ void GSGLTextureSet(GSGL gl, GLuint texture) {
glBindTexture(GL_TEXTURE_2D, texture);
if(texture == 0) {
glDisable(GL_TEXTURE_2D);
if(gl->shadow_use_shader) {
glUniform1f(glGetUniformLocation(gl->shadow_shader, "enable_texture"), 0);
}
} else {
glEnable(GL_TEXTURE_2D);
if(gl->shadow_use_shader) {
glUniform1f(glGetUniformLocation(gl->shadow_shader, "enable_texture"), 1);
}
}
}