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https://git.shylie.info/shylie/glerminal.git
synced 2024-11-13 21:40:04 +00:00
Add audio; update Lua color API
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@ -28,6 +28,9 @@ add_library(glerminallib STATIC
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source/glad/glad.h
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source/KHR/khrplatform.h
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source/glad.c
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source/miniaudio.h
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source/miniaudio.c
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)
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set_target_properties(glerminallib
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@ -50,7 +50,7 @@ void glerminal_set(unsigned char x, unsigned char y, unsigned char layer, unsign
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* @param layer layer of the cell in the range [0, LAYER_COUNT)
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* @return sprite index currently assigned to the cell
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*/
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unsigned char glerminal_get(unsigned char x, unsigned char y, unsigned short layer);
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unsigned short glerminal_get(unsigned char x, unsigned char y, unsigned short layer);
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/**
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* @brief Set a cell's offset
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* @param x position of the cell in the range [0, GRID_WIDTH)
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@ -92,6 +92,8 @@ int glerminal_load_sprites_file(const char* filename);
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*/
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int glerminal_load_sprites_buffer(unsigned char width, unsigned char height, const unsigned int* buffer);
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void glerminal_sound(const char* name);
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#ifdef __cplusplus
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}
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#endif
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@ -74,7 +74,30 @@ namespace
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const unsigned char x = luaL_checkinteger(L, 1);
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const unsigned char y = luaL_checkinteger(L, 2);
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const unsigned char layer = luaL_checkinteger(L, 3) - 1;
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const unsigned int color = luaL_checkinteger(L, 4);
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const float r = luaL_checknumber(L, 4);
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const float g = luaL_checknumber(L, 5);
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const float b = luaL_checknumber(L, 6);
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const float a = luaL_optnumber(L, 7, 1.0f);
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int ri = 255 * r;
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int gi = 255 * g;
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int bi = 255 * b;
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int ai = 255 * a;
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if (ri > 255) { ri = 255; }
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if (ri < 0) { ri = 0; }
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if (gi > 255) { ri = 255; }
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if (gi < 0) { ri = 0; }
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if (bi > 255) { ri = 255; }
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if (bi < 0) { ri = 0; }
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if (ai > 255) { ri = 255; }
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if (ai < 0) { ri = 0; }
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const unsigned int color = ri | (gi << 8) | (bi << 16) | (ai << 24);
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glerminal_color(x, y, layer, color);
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return 0;
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@ -99,6 +122,14 @@ namespace
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return 1;
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}
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int lglerminal_play_sound(lua_State* L)
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{
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const char* name = luaL_checkstring(L, 1);
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glerminal_sound(name);
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return 0;
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}
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const luaL_Reg lglerminal_methods[] =
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{
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{ "quit", lglerminal_quit },
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@ -109,6 +140,7 @@ namespace
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{ "tint", lglerminal_layer_color },
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{ "scale", lglerminal_layer_scale },
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{ "sprites", lglerminal_load_sprites_file },
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{ "sound", lglerminal_play_sound },
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{ nullptr, nullptr }
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};
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@ -2,6 +2,7 @@
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#define GLERMINAL_PRIVATE_H
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#include "glerminal.h"
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#include "miniaudio.h"
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#include <stb_image.h>
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#include <glad/glad.h>
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@ -10,6 +11,8 @@
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#include <iostream>
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#include <fstream>
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#include <stdexcept>
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#include <map>
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#include <string>
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namespace glerminal
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{
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@ -23,6 +26,7 @@ namespace glerminal
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constexpr unsigned int GRID_AREA = GRID_WIDTH * GRID_HEIGHT;
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constexpr unsigned int SCREEN_WIDTH = GRID_WIDTH * CELL_SIZE * CELL_SCALE;
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constexpr unsigned int SCREEN_HEIGHT = GRID_HEIGHT * CELL_SIZE * CELL_SCALE;
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constexpr unsigned int SOUND_CHANNELS = 8;
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constexpr unsigned int GRID_AREA_2 = (GRID_WIDTH + 2) * (GRID_HEIGHT + 2);
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@ -49,6 +53,8 @@ namespace glerminal
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void color(unsigned char x, unsigned char y, unsigned char layer, unsigned int color);
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void scale(unsigned char x, unsigned char y, unsigned char layer, float scale);
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void load_atlas(unsigned char w, unsigned char h, const unsigned int* data);
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bool load_sound(const char* name);
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void play_sound(const char* name);
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private:
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// glfw data
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@ -87,6 +93,9 @@ namespace glerminal
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glerminal_mousemoved_cb m_mousemoved;
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glerminal_mousepress_cb m_mousepressed, m_mousereleased;
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ma_engine m_audio_engine;
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std::map<std::string, ma_sound> m_sounds;
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#ifdef GLERMINAL_OPENGL_DEBUG_CONTEXT
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mutable std::ofstream m_log;
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#endif
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@ -95,9 +104,13 @@ namespace glerminal
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void init_glfw();
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void init_gl();
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void init_audio();
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void deinit_glfw();
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void deinit_gl();
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void deinit_audio();
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void update_sprites();
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void update_colors();
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void update_scales();
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@ -229,6 +229,7 @@ namespace glerminal
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init_glfw();
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init_gl();
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init_audio();
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GLERMINAL_G = this;
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@ -237,6 +238,7 @@ namespace glerminal
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glerminal::~glerminal()
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{
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deinit_audio();
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deinit_gl();
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deinit_glfw();
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@ -363,6 +365,39 @@ namespace glerminal
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}
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}
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bool glerminal::load_sound(const char* name)
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{
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if (m_sounds.find(name) == m_sounds.end())
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{
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ma_sound& ref = m_sounds[name];
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const ma_result result = ma_sound_init_from_file(
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&m_audio_engine,
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name,
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MA_SOUND_FLAG_DECODE | MA_SOUND_FLAG_NO_SPATIALIZATION,
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nullptr,
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nullptr,
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&ref
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);
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if (result != MA_SUCCESS)
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{
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return false;
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}
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}
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return true;
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}
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void glerminal::play_sound(const char* name)
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{
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load_sound(name);
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const ma_result result = ma_engine_play_sound(&m_audio_engine, name, nullptr);
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if (result != MA_SUCCESS)
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{
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}
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}
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void glerminal::init_glfw()
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{
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glfwInit();
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@ -743,6 +778,18 @@ namespace glerminal
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glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, m_screen_framebuffer_backing_texture, 0);
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}
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void glerminal::init_audio()
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{
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const ma_result result = ma_engine_init(nullptr, &m_audio_engine);
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if (result != MA_SUCCESS)
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{
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throw std::runtime_error("Failed to initialize audio engine");
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}
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ma_engine_set_volume(&m_audio_engine, 1);
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}
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void glerminal::deinit_glfw()
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{
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glfwDestroyWindow(m_window);
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@ -767,6 +814,15 @@ namespace glerminal
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glDeleteProgram(m_program);
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}
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void glerminal::deinit_audio()
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{
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for (auto& elem : m_sounds)
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{
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ma_sound_uninit(&elem.second);
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}
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ma_engine_uninit(&m_audio_engine);
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}
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void glerminal::update_sprites()
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{
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glTextureSubImage2D(m_sprites_texture, 0, 0, 0, (CELL_SIZE + 2) * MAX_SPRITES_ROW, (CELL_SIZE + 2) * MAX_SPRITES_ROW, GL_RGBA, GL_UNSIGNED_BYTE, m_sprites);
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@ -859,7 +915,7 @@ void glerminal_set(unsigned char x, unsigned char y, unsigned char layer, unsign
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GLERMINAL_G->set(x, y, layer, sprite);
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}
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unsigned char glerminal_get(unsigned char x, unsigned char y, unsigned short layer)
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unsigned short glerminal_get(unsigned char x, unsigned char y, unsigned short layer)
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{
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if (!GLERMINAL_G) { return 0; }
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@ -924,4 +980,11 @@ int glerminal_load_sprites_buffer(unsigned char width, unsigned char height, con
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{
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return false;
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}
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}
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void glerminal_sound(const char* name)
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{
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if (!GLERMINAL_G) { return; }
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GLERMINAL_G->play_sound(name);
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}
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7
source/miniaudio.c
Normal file
7
source/miniaudio.c
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@ -0,0 +1,7 @@
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#ifndef GLERMINAL_MINIAUDIO_H
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#define GLERMINAL_MINIAUDIO_H
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#define MINIAUDIO_IMPLEMENTATION
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#include "miniaudio.h"
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#endif//GLERMINAL_MINIAUDIO_H
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source/miniaudio.h
Normal file
92621
source/miniaudio.h
Normal file
File diff suppressed because it is too large
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