First commit

2023-12-05 19:03:23 +03:00
commit dd5efb7175
93 changed files with 37470 additions and 0 deletions
@@ -0,0 +1,106 @@
+/*
+    by korenkonder
+    GitHub/GitLab: korenkonder
+*/
+
+#include "texture.hpp"
+#include "../KKdLib/mat.hpp"
+#include "../KKdLib/txp.hpp"
+#include "gl_state.hpp"
+#include <Helpers.h>
+
+static void texture_bind(GLenum target, GLuint texture);
+
+texture* (FASTCALL* _texture_init)(texture_id id)
+    = (texture * (FASTCALL*)(texture_id id))0x000000014069A390;
+texture* (FASTCALL* _texture_copy)(texture_id id, texture* org_tex)
+    = (texture * (FASTCALL*)(texture_id id, texture * org_tex))0x000000014069B550;
+texture* (FASTCALL* texture_load_tex_cubemap)(uint32_t id, GLenum internal_format,
+    int32_t width, int32_t height, int32_t max_mipmap_level, void** data_ptr)
+    = (texture * (FASTCALL*)(uint32_t id, GLenum internal_format, int32_t width,
+        int32_t height, int32_t max_mipmap_level, void** data_ptr))0x000000014069B860;
+texture* (FASTCALL* texture_load_tex_2d)(texture_id id, GLenum internal_format,
+    int32_t width, int32_t height, int32_t max_mipmap_level, void** data_ptr, bool use_high_anisotropy)
+    = (texture * (FASTCALL*)(texture_id id, GLenum internal_format, int32_t width, int32_t height,
+        int32_t max_mipmap_level, void** data_ptr, bool use_high_anisotropy))0x000000014069B8E0;
+void(FASTCALL* texture_free)(texture* tex)
+    = (void(FASTCALL*)(texture * tex))0x000000014069DA70;
+int32_t(FASTCALL* texture_info_get_id)(const char* name)
+    = (int32_t(FASTCALL*)(const char* name))0x000000014069CBD0;
+texture* (FASTCALL* texture_handler_get_texture)(uint32_t id)
+    = (texture * (FASTCALL*)(uint32_t id))0x000000014069CD70;
+
+void texture_set_params(GLenum target, int32_t max_mipmap_level, bool use_high_anisotropy) {
+    glTexParameteriDLL(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameteriDLL(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    glTexParameteriDLL(target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
+    static const vec4 border_color = 0.0f;
+    glTexParameterfvDLL(target, GL_TEXTURE_BORDER_COLOR, (GLfloat*)&border_color);
+    glTexParameteriDLL(target, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    glTexParameteriDLL(target, GL_TEXTURE_MIN_FILTER,
+        max_mipmap_level > 0 ? GL_LINEAR_MIPMAP_LINEAR : GL_LINEAR);
+    glTexParameteriDLL(target, GL_TEXTURE_BASE_LEVEL, 0);
+    glTexParameteriDLL(target, GL_TEXTURE_MAX_LEVEL, max_mipmap_level);
+
+    float_t max_anisotropy;
+    if (use_high_anisotropy)
+        max_anisotropy = 16.0f;
+    else
+        max_anisotropy = 1.0f;
+    glTexParameterfDLL(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, max_anisotropy);
+}
+
+void texture_params_get(GLuint tex_0, texture_param* tex_0_param,
+    GLuint tex_1, texture_param* tex_1_param, GLuint tex_2, texture_param* tex_2_param) {
+    gl_state_disable_depth_test();
+    if (tex_0_param) {
+        tex_0_param->width = 0;
+        tex_0_param->height = 0;
+        if (tex_0) {
+            gl_state_bind_texture_2d(tex_0);
+            glGetTexLevelParameterivDLL(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &tex_0_param->width);
+            glGetTexLevelParameterivDLL(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &tex_0_param->height);
+        }
+    }
+
+    if (tex_1_param) {
+        tex_1_param->width = 0;
+        tex_1_param->height = 0;
+        if (tex_1) {
+            gl_state_bind_texture_2d(tex_1);
+            glGetTexLevelParameterivDLL(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &tex_1_param->width);
+            glGetTexLevelParameterivDLL(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &tex_1_param->height);
+        }
+    }
+
+    if (tex_2_param) {
+        tex_2_param->width = 0;
+        tex_2_param->height = 0;
+        if (tex_2) {
+            gl_state_bind_texture_2d(tex_2);
+            glGetTexLevelParameterivDLL(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &tex_2_param->width);
+            glGetTexLevelParameterivDLL(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &tex_2_param->height);
+        }
+    }
+    gl_state_bind_texture_2d(0);
+
+    if (tex_0_param)
+        glViewportDLL(0, 0, tex_0_param->width, tex_0_param->height);
+}
+
+void texture_params_restore(texture_param* tex_0_param,
+    texture_param* tex_1_param, texture_param* tex_2_param) {
+    for (int32_t i = 0; i < 4; i++)
+        gl_state_active_bind_texture_2d(i, 0);
+}
+
+inline static void texture_bind(GLenum target, GLuint texture) {
+    switch (target) {
+    case GL_TEXTURE_2D:
+        gl_state_bind_texture_2d(texture, true);
+        break;
+    case GL_TEXTURE_CUBE_MAP:
+        gl_state_bind_texture_cube_map(texture, true);
+        break;
+    }
+}