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////////////////////////////////////////////////////////////
// helloWaveset2.c
////////////////////////////////////////////////////////////
// Using the approach from "hellosine", this file prompts
// the user for a wavefile and a timestretch factor and
// and generates a score for waveset using those values.
////////////////////////////////////////////////////////////
// to compile and run: $ gcc -o helloWaveset2 helloWaveset2.c && ./helloWaveset2
////////////////////////////////////////////////////////////

#include <stdio.h>

int main()
{
        // Declare some variables
        char filename[256];
        char filename2[256];
        int duration, timestretch, timestretch2;
        float level1, level2;

        // Introduction
        printf("\n========= Welcome to \"helloWaveset2\" =========\n\n");

        // Prompt the user for a path to an audiofile
        printf("Enter a path to audio file 1 to time stretch: ");
        scanf("%s", &filename);

        printf("Enter a path to audio file 2 to time stretch: ");
        scanf("%s", &filename2);

        // Prompt the user for some stretch factors
        printf("\nEnter a time stretch factor (integer) for file 1: ");
        scanf("%d", &timestretch);

        printf("\nEnter a time stretch factor (integer) for file 2: ");
        scanf("%d", &timestretch2);

        // Prompt the user for some scaling factors (to mix and balance the 2 sources)
        printf("\nEnter a amplitude scaling factor (float: 0 - 1) for file 1: ");
        scanf("%f", &level1);

        printf("\nEnter a amplitude scaling factor (float: 0 - 1) for file 2: ");
        scanf("%f", &level2);

        // Prompt the user for the overall duration of the rendered file
        printf("\nEnter a duration for the synthesized result (seconds): ");
        scanf("%d", &duration);

        // Print instructions to the user
        printf("\nCopy the following Csound code to a file named: helloWaveset1.csd\n");
        printf("Next you will Render the file you created by using the following command-line:\n\n");
        printf("csound -odac -d -O null helloWaveset2.csd\n\n");

        // Print out the score with the user specified parameters
        printf("<CsoundSynthesizer>\n");
        printf("<CsInstruments>\n");
        printf("instr helloWaveset2\n");
        printf("asig soundin \"%s\"\n", filename);
        printf("asig2 soundin \"%s\"\n", filename2);
        printf("a1 waveset asig, %d\n", timestretch);
        printf("a2 waveset asig2, %d\n", timestretch2);
        printf("ilevel1 = %f\n", level1);
        printf("ilevel2 = %f\n", level2);
        printf("out (a1 * ilevel1) + (a2 * ilevel2)\n");
        printf("endin\n");
        printf("</CsInstruments>\n");
        printf("<CsScore>\n");
        printf("i \"helloWaveset2\" 0 %d\n", duration);
        printf("</CsScore>\n");
        printf("</CsoundSynthesizer>\n\n\n\n");

        return 0;
}